# Modules for Batteries > Charging, balancing, BMS, UPS modules and level indicators for lithium and lead-acid batteries - Shop: [Sigmanortec.ro](https://sigmanortec.ro/en/llms.txt) - Category page: https://sigmanortec.ro/en/modules-for-batteries - Category: Electronic components > Modules for Batteries - Prices: RON, VAT included; prices and stock as of 2026-10-22 01:33 (Europe/Bucharest) ## Subcategories - [Battery Level Indicators](https://sigmanortec.ro/en/llms/c/167.md): Modules and LCD displays for showing charge level/status of Li-Ion, Li-Po and lead-acid batteries, 1S-15S (12 products) - [BMS Boards](https://sigmanortec.ro/en/llms/c/49.md): BMS modules for protecting and balancing Lithium/LiFePo4 batteries, 1S-5S, various current ratings (3-100A) (37 products) - [UPS Modules](https://sigmanortec.ro/en/llms/c/158.md): UPS modules for lithium 18650/LiPo batteries, 5V/9V/12V outputs with automatic source-to-battery switching (8 products) - [Charging and Balancing Modules](https://sigmanortec.ro/en/llms/c/256.md): Charging modules for Li-Ion/LiFePo4 batteries (TP4056, IP2312) and active/passive balancers for 1S-10S packs, with Type-C, Bluetooth or display. (45 products) ## Products (111) ### Charging module 3.7V lithium battery, with 5V boost - Page: https://sigmanortec.ro/en/charging-module-37v-lithium-battery-with-5v-boost - Details: https://sigmanortec.ro/en/llms/p/384.md - Price: 3.81 RON - Availability: In stock; 1-2 zile - Reference: 33365 · EAN: 5944785068051 - Specifications: Technology: Lithium Ion; Load voltage: 4.2VDC; sway: Not; tension: AD; Number of cells: 1S; Supply Voltage: 3; Maximum Input Voltage: 4.2; Minimum Output Voltage: 5; Maximum Output Voltage: 5; Source Type: high; Current Adjustment: Not; Voltage Adjustment: Not; Adjustment Type: Fixed; Maximum Output Current: 0.5 Module for building a powerbank from a 3.7V Li-Ion battery (1S). Charges via MicroUSB port at 4.2VDC and outputs a fixed 5VDC via USB female port (voltage boost), maximum output current 0.5A. Includes charge/discharge protection between 3.0 and 4.2V. No balancing, no current or voltage regulation. ### TP5100 Lithium Battery Charging Module, 1S-2S - Page: https://sigmanortec.ro/en/tp5100-lithium-battery-charging-module-1s-2s - Details: https://sigmanortec.ro/en/llms/p/385.md - Price: 6.74 RON - Availability: In stock; 1-2 zile - Reference: 33269 · EAN: 5942741243788 - Specifications: Technology: Lithium Ion; Load voltage: 4.2VDC; sway: Not; tension: AD; Number of cells: 1S Charging module for 1S or 2S Li-ion batteries, compatible with 4.2V cells and 8.4V packs, quickly selectable via SET jumper. Provides fast charging with programmable current up to 2A, accepts wide 5-18VDC power supply and allows the connection of a bicolor LED to display the charging status. Includes integrated protections for safe operation in DIY projects and industrial applications. Lithium-ion battery charging module in 1S or 2S configuration, with TP5100, compatible with both single 4.2V cells and double 8.4V cells, with the possibility to select the battery type via the SET jumper. ### Lithium battery charging module, TP4056, 5v, 1A, with protection, MicroUSB - Page: https://sigmanortec.ro/en/lithium-battery-charging-module-tp4056-5v-1a-with-protection-microusb - Details: https://sigmanortec.ro/en/llms/p/386.md - Price: 2.98 RON - Availability: In stock; 1-2 zile - Reference: 9456 · EAN: 5949202602719 - Specifications: Technology: Lithium Ion; Load voltage: 4.2VDC; sway: Not; Nominal Current: 1 A; Number of cells: 1S; Input Voltage: 5 V; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English. Charging module for 1S (3.7V) Li-Ion batteries, based on the TP4056, with 5VDC input via MicroUSB or pins and a 1A charging current. Maximum charging voltage 4.2VDC +/-1%, with discharge protection (2.5V) and overcurrent protection (3A). Separate outputs for battery and load. Dimensions: 26 x 17 mm. ### Battery charging module XH-M602, 220VAC, display, 0-99.9VDC - Page: https://sigmanortec.ro/en/battery-charging-module-xh-m602-220vac-display-0-999vdc - Details: https://sigmanortec.ro/en/llms/p/387.md - Price: 42.20 RON - Availability: In stock; 1-2 zile - Reference: 33400 · EAN: 5948404087881 - Specifications: Input Voltage Type: AC The XH-M602 module automatically maintains battery charge, powered by 220VAC. It monitors battery voltage (0-99.9VDC) and uses a relay (12VDC logic) to switch a charger on/off between set thresholds, adjustable via START/STOP buttons and shown on a display. It does not charge itself, but connects between the charger and the AC supply. Dimensions: 86 x 58 x 24mm. ### XH-M603 12-24V battery charging module with display - Page: https://sigmanortec.ro/en/xh-m603-12-24v-battery-charging-module-with-display - Details: https://sigmanortec.ro/en/llms/p/388.md - Price: 25.03 RON - Availability: Out of stock - Reference: 33152 · EAN: 5941822983131 - Specifications: Input Voltage: 12 - 24 VDC; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English. XH-M603 module for controlling the charging of 12-24V batteries, with display and buttons to set the start/stop charging thresholds. Works as an intelligent relay, DC 10-30V power input, LM2596 voltage regulator, direct output type. Requires a connected battery to operate, compatible with lead-acid, nickel-cadmium, nickel-metal hydride, lithium-ion, polymer and car batteries. ### 1S 3.3 - 4.2VV Battery Status Indication Module - Page: https://sigmanortec.ro/en/1s-33-42vv-battery-status-indication-module - Details: https://sigmanortec.ro/en/llms/p/393.md - Price: 6.88 RON - Availability: In stock; 1-2 zile - Reference: 9369 · EAN: 5944953907267 - Specifications: Load voltage: 4.2VDC; Number of cells: 1S Indicator module for the charge status of a 1S lithium cell, operating between 3.3 and 4.2V. Displays the level via 4 blue bars (25, 50, 75, 100%) and a red outline below 25%. Supply voltage 3.7V DC, current consumption around 5mA, dimensions 43.5 x 20mm. Can also be used with ni-mh cells if their voltage fits the specifications. ### Battery Status Indicator Module 2S 8.4V - Page: https://sigmanortec.ro/en/battery-status-indicator-module-2s-84v - Details: https://sigmanortec.ro/en/llms/p/394.md - Price: 6.74 RON - Availability: In stock; 1-2 zile - Reference: 33309 · EAN: 5944535464478 - Specifications: Load voltage: 8.4VDC; Number of cells: 2S Quickly displays the charge level for 2S lithium batteries up to 8.4V, useful in DIY projects, portable systems and battery packs. The 4-bar indicator shows 25, 50, 75 and 100%, below 25% only the red outline remains, it has low consumption of approximately 5mA, blue with red display and compact dimensions 43.5 x 20mm. Indicator module for displaying the charge status of a 2S lithium battery, 8.4V The module indicates the charge status of an assembly of 2 lithium cells in series (Ni-MH cells can also be used if their voltage fits within the specifications, both when charged and discharged). ### Battery Status Indicator Module 3S, 12.6V - Page: https://sigmanortec.ro/en/battery-status-indicator-module-3s-126v - Details: https://sigmanortec.ro/en/llms/p/395.md - Price: 6.76 RON - Availability: In stock; 1-2 zile - Reference: 33516 · EAN: 5943099925326 - Specifications: Load voltage: 12.6VDC; Number of cells: 3S Quickly displays the charge level of a 3S lithium battery pack up to 12.6V, indicating the percentage through 4 light strips, below 25% only the red outline remains lit. Works with 3 cells inserted, low consumption of approximately 5mA, blue with red display, compact format 43.5 x 20mm for easy integration into projects and equipment. Indicator module for displaying the charging status of a 3S lithium battery, 11.1V. The module indicates the charge status of a set of 3 lithium cells in series (Ni-MH cells can also be used if their voltage fits the specifications, both when charged and discharged). ### 4S, 16.8V Battery Status Indication Module - Page: https://sigmanortec.ro/en/4s-168v-battery-status-indication-module - Details: https://sigmanortec.ro/en/llms/p/396.md - Price: 6.74 RON - Availability: In stock; 1-2 zile - Reference: 33607 · EAN: 5948031865111 - Specifications: Number of cells: 4S; Input Voltage: 16.8 VDC Status indicator module for 4S Li-ion battery packs, with an input voltage of 16.8 VDC. Displays the charge level using 4 blue bars; below 25% only the red battery-shaped outline remains lit. Current consumption of approximately 5mA, dimensions 43.5 x 20mm, display thresholds at 25, 50, 75 and 100% based on voltage. ### UPS module 12V, lithium battery 3.7V - Page: https://sigmanortec.ro/en/ups-module-12v-lithium-battery-37v - Details: https://sigmanortec.ro/en/llms/p/456.md - Price: 15.17 RON - Availability: In stock; 1-2 zile - Reference: 33392 · EAN: 5945765195019 - Specifications: Technology: Lithium Ion; Source Type: high; Input Voltage: 3.7 V; Output Voltage: 12 V; Output Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English. Compact 12V backup solution for equipment, boosts the voltage from a 3.7V Li-ion battery to 12V and charges the battery from a 5-12V supply, automatically switches to battery when voltage drops and returns to charging when re-powered. Provides up to 9W with 1A peak current, supports 1S batteries up to 8Ah by default or 15Ah via jumper, dimensions 50x20x6.3mm. UPS module voltage booster from 3.7V lithium battery to 12V. The module charges the lithium battery and automatically switches to it when the power supply is interrupted. When power is restored, the module will recharge the battery. Input voltage: 5 - 12V Battery: 1S, 3.7VDC, Lithium (e.g., 18650) Output voltage: 12VDC Output power: 9W … ### UPS module 9V, lithium battery 3.7V - Page: https://sigmanortec.ro/en/ups-module-9v-lithium-battery-37v - Details: https://sigmanortec.ro/en/llms/p/457.md - Price: 21.28 RON - Availability: In stock; 1-2 zile - Reference: 33503 · EAN: 5943004777248 - Specifications: Technology: Lithium Ion; Number of cells: 1S; Output Voltage: 9 V; Output Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English. Provides 9V UPS power for sensitive equipment, raises the voltage from a 3.7V Li-Ion battery and charges it automatically, instantly switches to battery upon power outage and returns to charging upon re-powering. Accepts 5-12V input, delivers up to 9W with 1A peaks, supports 1S batteries up to 8Ah or 15Ah via jumper, compact size 50x20x6.3 mm. UPS module voltage booster from 3.7V lithium battery to 9V. The module charges the lithium battery and automatically switches to it when the power supply is interrupted. When power is restored, the module will recharge the battery. Input voltage: 5 - 12V Battery: 1S, 3.7VDC, Lithium (e.g., 18650) Output voltage: 9VDC Output power: 9W … ### MPPT solar battery charging module, 3.7V, CN3065 - Page: https://sigmanortec.ro/en/mppt-solar-battery-charging-module-37v-cn3065 - Details: https://sigmanortec.ro/en/llms/p/812.md - Price: 15.60 RON - Availability: In stock; 1-2 zile - Reference: 9004 · EAN: 5945271371709 - Specifications: Technology: Lithium Ion; Load voltage: 4.2VDC; sway: Not; tension: AD; Number of cells: 1S MPPT solar charging module CN3065 for a single Li-Ion battery 3.7V (1S, e.g. 18650). Charging voltage 4.2VDC, no balancing. Accepts input from a solar panel 4.4-6V, maximum charging current 500mA. Includes short-circuit protection and status LED: red while charging, green when charged. PH2.0 connector, also supports 5V power input (miniUSB connector may vary by batch). ### Dual Powerbank Module, 5V, 2A - Page: https://sigmanortec.ro/en/dual-powerbank-module-5v-2a - Details: https://sigmanortec.ro/en/llms/p/864.md - Price: 12.33 RON - Availability: In stock; 1-2 zile - Reference: 9058 · EAN: 5943115072522 - Specifications: Maximum Output Current: 2 A; Output Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English. The Dual Powerbank Module, 5V, 2A (ref. 9058) turns a 3.7V Li-ion battery (3.2-4.2V) into a power bank with two USB outputs of 5V, 2A each. Charges via MicroUSB, charging current 1A, status LED, efficiency up to 90%. Overcharge and overdischarge protection. Dimensions: 26 x 69mm. ### 1S-8S battery tester, display and buzzer - Page: https://sigmanortec.ro/en/1s-8s-battery-tester-display-and-buzzer - Details: https://sigmanortec.ro/en/llms/p/892.md - Price: 10.61 RON - Availability: In stock; 1-2 zile - Reference: 9085 · EAN: 5943564394862 1S-8S lithium battery tester (ref. 9085) with display and buzzer. Measures voltage of each individual cell or the total pack, range 0.5-36VDC, accuracy 0.1V, per-cell display 0.5-4.5V. Compatible with Li-Po, Li-Ion, Li-Fe. Adjustable low-voltage threshold (Off, 2.7-3.8V), with acoustic alarm and LED below 3.3V. Powered directly from the battery being measured. Dimensions: 40 x 25 x 11mm. ### Lithium battery charging module, TP4056, TypeC, 5v, 1A, with protection - Page: https://sigmanortec.ro/en/lithium-battery-charging-module-tp4056-typec-5v-1a-with-protection - Details: https://sigmanortec.ro/en/llms/p/1360.md - Price: 3.91 RON - Availability: In stock; 1-2 zile - Reference: 9247 · EAN: 5940167880679 - Specifications: Technology: Lithium Ion; Load voltage: 4.2VDC; Nominal Current: 1 A; Number of cells: 1S; Input Voltage: 5 V; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English. Charging and protection module for Li-Ion batteries 3.7V (1S), based on the TP4056. Powered at 5VDC via Type C connector or pins, charging current 1A, maximum charge voltage 4.2VDC +/-1%. Includes discharge protection (2.5V) and overcurrent protection (3A). Separate pins for battery and output. Dimensions: 26 x 17 mm. ### Battery status indication module, settable, 1S-8S, V2.0 - Page: https://sigmanortec.ro/en/battery-status-indication-module-settable-1s-8s-v20 - Details: https://sigmanortec.ro/en/llms/p/1372.md - Price: 7.60 RON - Availability: In stock; 1-2 zile - Reference: 9265 · EAN: 5947712121799 Battery status indication module, settable for 1S-8S packs by soldering the corresponding pad. LED display in 25% steps, with red LED for low level. Operating voltage 3-34VDC, typical measurement error 2%. Suitable for Li-Ion, also usable with NiMH within voltage limits. Dimensions 43.5 x 20mm. Reference 9265. ### Battery Capacity Tester, ZB2L3, 1-15V - Page: https://sigmanortec.ro/en/battery-capacity-tester-zb2l3-1-15v - Details: https://sigmanortec.ro/en/llms/p/1405.md - Price: 22.98 RON - Availability: In stock; 1-2 zile - Reference: 9299 · EAN: 5943087685249 - Specifications: Supply Voltage: 1 VDC; Maximum Input Voltage: 15 VDC ZB2L3 module for testing the real capacity of batteries with a voltage between 1 and 15VDC, via controlled discharge using an external load. Displays voltage, current and mAh consumed during the test. Powered at 5VDC via MicroUSB, current draw ### Battery charge control module, XH-M604, 6-50V, 30A - Page: https://sigmanortec.ro/en/battery-charge-control-module-xh-m604-6-50v-30a - Details: https://sigmanortec.ro/en/llms/p/1433.md - Price: 29.21 RON - Availability: In stock; 1-2 zile - Reference: 9327 · EAN: 5941967717615 - Specifications: Supply Voltage: 6 VDC; Maximum Input Voltage: 50 VDC; Maximum Output Current: 30 A Battery charge control module XH-M604, with display, functions as a relay that starts and stops charging based on set voltage thresholds. Supports 6-50V input and maximum output current of 30A, with fine 0.1V adjustment for start and stop. Displays battery voltage in real time, set via START/STOP buttons. Dimensions: 81 x 54 x 18mm. Requires a connected battery to operate. ### Lead-Acid battery balance module, 2S, HT-10C, with active balance and interconnection - Page: https://sigmanortec.ro/en/lead-acid-battery-balance-module-2s-ht-10c-with-active-balance-and-interconnection - Details: https://sigmanortec.ro/en/llms/p/1504.md - Price: 423.50 RON - Availability: In stock; 1-2 zile; not available for online orders - Reference: 9397 · EAN: 5945848723047 - Specifications: Technology: Lithium Ion, LiFePo4, Lead-acid; sway: Yes; Number of cells: 2S; Model: HT-10C HT-10C active balance module for 2S batteries (Lithium-Ion, LiFePo4, Lead-Acid). Transfers energy between cells when the difference exceeds 50 mV, with a balance current of 0-10A. Features a backlit display, rail mounting and allows interconnection of multiple modules in series. Battery voltage 7-18VDC, quiescent current 10mA, parallel or series connection, dimensions 85 x 75 x 30 mm. ### Battery storage module, 2-6S, 1W, XT60 - Page: https://sigmanortec.ro/en/battery-storage-module-2-6s-1w-xt60 - Details: https://sigmanortec.ro/en/llms/p/1510.md - Price: 60.86 RON - Availability: In stock; 1-2 zile - Reference: 9403 · EAN: 5949142009111 - Specifications: sway: Yes; Power: 0 - 20W Plug and forget module that brings LiPo and Li-Ion batteries to storage voltage, automatically discharging down to 3.85V per cell and stopping once the target is reached. Automatically detects the number of cells, compatible with 2S-6S (7.9-26VDC), XT60 connector, 1W power dissipation, current draw under 10uA after completion. Dimensions: 32 x 15 x 10mm. Balance: Yes. ### Lithium battery storage module, 2-6S, 0V mode, XT60 and XT30 - Page: https://sigmanortec.ro/en/lithium-battery-storage-module-2-6s-0v-mode-xt60-and-xt30 - Details: https://sigmanortec.ro/en/llms/p/1511.md - Price: 70.99 RON - Availability: In stock; 1-2 zile - Reference: 9404 · EAN: 5948515886137 - Specifications: Technology: Lithium Ion; sway: Not; Number of cells: 2S Module for bringing lithium batteries (LiPo, LiIon, LiHV) to the storage voltage of 3.8V per cell, for long-term storage. Supports 2S-6S configurations with XT60 and XT30 connectors (do not use both at the same time). 0V option via jumper (not included) for full discharge when disposing of the battery. Display shows total voltage and status LED. Discharge current >3W. Does not perform cell balancing. ### Lithium battery balancing and discharging module, 2-6S, adjustable - Page: https://sigmanortec.ro/en/lithium-battery-balancing-and-discharging-module-2-6s-adjustable - Details: https://sigmanortec.ro/en/llms/p/1512.md - Price: 83.21 RON - Availability: In stock; 1-2 zile - Reference: 9405 · EAN: 5945862736375 - Specifications: Technology: Lithium Ion; sway: Yes; Number of cells: 2S Module for testing, balancing and discharging 2-6S lithium batteries, ideal for quickly checking the voltage on each cell and equalizing them for correct charging. It has button settings, XH2.54 connector for balancing, works directly from the connected battery, allows adjustment of the balance voltage and discharge threshold for LiPo, LiHV, LiIon and LiFe. Battery Tester Module with discharging and balancing Lithium batteries between 2S and 6S, with XH2.54 connector. Very useful to quickly check the voltage of the cells of LiPo batteries and to carry out the balance between the cells as well as to discharge the cells to the desired voltage. ### Active balance mode, Lithium, 4S, 1.2A - Page: https://sigmanortec.ro/en/active-balance-mode-lithium-4s-12a - Details: https://sigmanortec.ro/en/llms/p/1553.md - Price: 55.73 RON - Availability: In stock; 1-2 zile - Reference: 9441 · EAN: 5946986256770 - Specifications: Technology: Lithium Ion; sway: Yes; Nominal Current: 1.2 A; Number of cells: 4S Active balance module for 4S Lithium packs (16.8V), equalizing cells through energy transfer between them without generating heat. Balancing current: 0.5A at 0.1V difference and 1.2A at over 0.2V difference between adjacent cells. Works with 2-4.5V per cell, compatible with Li-Ion and LiFePO4. Connects via XH-2.54, 5P connector. Reference 9441. ### Active balance module, Lithium, 6S, 1.2A - Page: https://sigmanortec.ro/en/active-balance-module-lithium-6s-12a - Details: https://sigmanortec.ro/en/llms/p/1554.md - Price: 84.26 RON - Availability: In stock; 1-2 zile - Reference: 9443 · EAN: 5940780158018 - Specifications: Technology: Lithium Ion; sway: Yes; Nominal Current: 1.2 A; Number of cells: 6S Active balance module for Lithium 6S packs (25.2V), transferring energy between cells without heat dissipation. Balancing current: 0.5A at 0.1V difference and 1.2A above 0.2V difference between adjacent cells. Compatible with 2-4.5VDC cells (Li-Ion, LiFePO4). Connection via XH-2.54, 7P connector. ### Active balance mode, Lithium, 3S, 1.2A - Page: https://sigmanortec.ro/en/active-balance-mode-lithium-3s-12a - Details: https://sigmanortec.ro/en/llms/p/1563.md - Price: 43.32 RON - Availability: In stock; 1-2 zile - Reference: 9483 · EAN: 5943783074569 - Specifications: Technology: Lithium Ion; sway: Yes; Nominal Current: 1.2 A; Number of cells: 3S Quickly equalizes cells in Li-ion, LiFePO4 and other 3S chemistries, through active balancing with energy transfer between cells, without heat dissipation. Provides up to 1.2A of balancing current for differences greater than 0.2V, operates at 2-4.5V per cell and connects easily via XH-2.54 4P connector. The module for active balance between Lithium cells that allows the equalization of the cells in the 3S type battery packs (3 in series) with a total voltage of 12.6VDC. The difference between this module and other modules that balance passively (discharge cells through heat), the module with active balance does not produce heat but transfers energy directly between cells. ### Active balance mode, Lithium, 5S, 1.2A - Page: https://sigmanortec.ro/en/active-balance-mode-lithium-5s-12a - Details: https://sigmanortec.ro/en/llms/p/1564.md - Price: 86.48 RON - Availability: In stock; 1-2 zile - Reference: 9457 · EAN: 5941871584686 - Specifications: Technology: Lithium Ion; sway: Yes; Nominal Current: 1.2 A; Number of cells: 5S Active balance module for Lithium 5S packs (21.0VDC), transferring energy directly between cells without generating heat as passive balancing does. Balancing current: 0.5A at 0.1V difference and 1.2A at over 0.2V difference between adjacent cells. Compatible with Li-Ion and LiFePO4 cells at 2-4.5VDC per cell. Connects via XH-2.54, 6P connector. ### 3S, 12.6V balancing module - Page: https://sigmanortec.ro/en/3s-126v-balancing-module - Details: https://sigmanortec.ro/en/llms/p/1575.md - Price: 10.10 RON - Availability: In stock; 1-2 zile - Reference: 9468 · EAN: 5946323119461 - Specifications: Technology: Lithium Ion; Load voltage: 12.6VDC; sway: Yes; Number of cells: 3S Balancing module for 3S, 12.6V Li-Ion battery packs, made up of 3 cells of 3.7V in series. Connects to the balance port and works together with a BMS without balancing. Detects cells reaching 4.2VDC and limits their charging via an integrated resistor, allowing the other cells to reach the same level. Balance current: 66mA per cell. Provides no charge/discharge protection. ### 5S, 21.0V balance mode - Page: https://sigmanortec.ro/en/5s-210v-balance-mode - Details: https://sigmanortec.ro/en/llms/p/1576.md - Price: 14.99 RON - Availability: In stock; 1-2 zile - Reference: 9469 · EAN: 5943136471212 - Specifications: Technology: Lithium Ion; Load voltage: 21.0VDC; sway: Yes; Number of cells: 5S Balance module for Li-Ion battery packs, 5S, 21.0VDC. Connects to the balance port and equalizes cell voltage to 4.2VDC per cell, using an integrated resistor to limit cells that reach the threshold. Balance current 66mA per cell. Works together with a BMS that has no balance function. Provides no overcharge or overdischarge protection, for which a separate BMS board is required. ### 6S, 25.2V balancing module - Page: https://sigmanortec.ro/en/6s-252v-balancing-module - Details: https://sigmanortec.ro/en/llms/p/1577.md - Price: 16.38 RON - Availability: In stock; 1-2 zile - Reference: 9470 · EAN: 5940340617696 - Specifications: Technology: Lithium Ion; Load voltage: 25.2VDC; sway: Yes; Number of cells: 6S Balancing module for 6S, 25.2VDC Li-Ion battery packs (ref. 9470). Connects to the balance port and brings each cell to the same voltage by detecting cells reaching 4.2VDC and limiting their charging via an integrated resistor. Balance current 66mA per cell. Works together with a BMS without balancing function; provides no charge/discharge protection. ### 4S, 16.8V balancing module - Page: https://sigmanortec.ro/en/4s-168v-balancing-module - Details: https://sigmanortec.ro/en/llms/p/519.md - Price: 9.86 RON - Availability: Out of stock - Reference: 33284 · EAN: 5945386783923 - Specifications: Load voltage: 16.8VDC; sway: Yes; Number of cells: 4S Balancing module for 4 Li-Ion cells in series (4S, 16.8VDC), connected to the balance port. Brings the cells to equal voltage during charging, limiting via an integrated resistor cells that reach 4.2VDC, with a balancing current of 66mA per cell. Provides no charge/discharge protection, intended for use alongside a BMS without balance function. ### Lithium charging module, 5V to 4.2V, IP2312, CV, CC, Type-C, 3A, QC - Page: https://sigmanortec.ro/en/lithium-charging-module-5v-to-42v-ip2312-cv-cc-type-c-3a-qc - Details: https://sigmanortec.ro/en/llms/p/1617.md - Price: 12.05 RON - Availability: In stock; 1-2 zile - Reference: 9508 · EAN: 5943468869961 - Specifications: Technology: Lithium Ion; Load voltage: 4.2VDC; sway: Not; Number of cells: 1S; Maximum Output Current: 3; Input Voltage: 5 VDC; Model: IP2312 Charging module for Lithium-Ion/Li-Polymer 1S batteries, 4.2VDC, based on the IP2312 chip, with CC/CV charging. Powered at 5VDC via USB Type-C or IN+/IN- pads, supports QC. Factory charging current 3A, adjustable (2A without resistor, 1A with 135k resistor). Trickle charge 100mA below 3V. Red LED while charging, blue when finished. Dimensions: 35 x 15mm. ### Lithium charge protection module, 6-60V, 30A, Display, serial communication, XY-L30A - Page: https://sigmanortec.ro/en/lithium-charge-protection-module-6-60v-30a-display-serial-communication-xy-l30a - Details: https://sigmanortec.ro/en/llms/p/1626.md - Price: 34.69 RON - Availability: In stock; 1-2 zile - Reference: 9511 · EAN: 5940355943858 - Specifications: Technology: Lithium Ion; Maximum Input Voltage: 60; Maximum Output Current: 30 A; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English. XY-L30A module for protection and automatic control of battery charging with an input voltage of 6-60V, via a 30A relay with optocoupler. Allows manual setting of HIGH and LOW thresholds to start/stop charging, limiting of maximum charging time, and displays voltage, time and battery percentage on a display. Offers UART serial communication 9600,8,1 for monitoring and integration. ### Battery charge-discharge control module, 6-60V, 30A, CD63L30A - Page: https://sigmanortec.ro/en/battery-charge-discharge-control-module-6-60v-30a-cd63l30a - Details: https://sigmanortec.ro/en/llms/p/1627.md - Price: 89.58 RON - Availability: In stock; 1-2 zile - Reference: 9512 · EAN: 5942769616267 - Specifications: Maximum Input Voltage: 60; Maximum Output Current: 30 A; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English. CD63L30A module for battery charge-discharge control, input voltage 6-60V, maximum output current 30A. Uses a relay with optocoupler, works with either a charger or a load, with adjustable HIGH/LOW voltage thresholds and an optional timer for charging time. The display shows voltage, time and battery percentage, with no voltage conversion. ### 18650 Powerbank Module, 4P, 5V and 3V Output, for development boards, automatic shutdown - Page: https://sigmanortec.ro/en/18650-powerbank-module-4p-5v-and-3v-output-for-development-boards-automatic-shutdown - Details: https://sigmanortec.ro/en/llms/p/1629.md - Price: 54.37 RON - Availability: In stock; 1-2 zile - Reference: 9514 · EAN: 5943198880878 - Specifications: Technology: Lithium Ion; Number of cells: 1S; Minimum Output Voltage: 3; Maximum Output Voltage: 5; Output Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English. Powers Arduino, Raspberry Pi and other development boards from up to 4 18650 cells connected in parallel, providing stable 5V and 3V outputs via 2.54mm pins, plus USB female for powering or charging devices. Charging is done via MicroUSB or USB-C, has integrated protections and LED battery level display, with AUTO mode for shutdown when there is no consumption. The Powerbank module intended for use with Arduino, Raspberry and other development boards, which allows the connection of up to 4 18650 cells in PARALLEL . It has output voltages of 3V and 5V, which makes it compatible with most development boards. The connections to 3V and 5V are made through expansion pins with spacing of 2.54mm. ### Powerbank module 18650, 2P, 5V and 3V output, for development boards, automatic shutdown - Page: https://sigmanortec.ro/en/powerbank-module-18650-2p-5v-and-3v-output-for-development-boards-automatic-shutdown - Details: https://sigmanortec.ro/en/llms/p/1630.md - Price: 31.47 RON - Availability: In stock; 1-2 zile - Reference: 9515 · EAN: 5946540705911 - Specifications: Technology: Lithium Ion; Number of cells: 1S; Minimum Output Voltage: 3; Maximum Output Voltage: 5; Output Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English. Powerbank module for 2 parallel 18650 cells, with 5V and 3V outputs on 2.54mm pin headers and a USB-A socket. Charging via MicroUSB or USB-C, charge current 2.5A, output current 5V 2A and 3V 1A. Features overvoltage, overcurrent and short-circuit protection, automatic shutdown on inactivity, battery level LEDs, ON/OFF button and 3uA standby consumption. No reverse polarity protection. ### Powerbank module 18650, 1P, 5V and 3V output, for development boards - Page: https://sigmanortec.ro/en/powerbank-module-18650-1p-5v-and-3v-output-for-development-boards - Details: https://sigmanortec.ro/en/llms/p/1631.md - Price: 18.03 RON - Availability: In stock; 1-2 zile - Reference: 9516 · EAN: 5943206665671 - Specifications: Technology: Lithium Ion; Number of cells: 1S; Minimum Output Voltage: 3; Maximum Output Voltage: 5; Output Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English. Powers Arduino, Raspberry Pi and other development boards from a 18650 cell, providing stable 5V and 3V outputs for extended compatibility. It has 4 pins for 5V and 4 pins for 3V at 2.54mm pitch, plus a 5V USB female for powering or charging devices. The battery is charged via MicroUSB, with integrated control and overcurrent and short-circuit protections. The Powerbank module intended for use with Arduino, Raspberry and other development boards, which allows the connection of an 18650 cell. It has output voltages of 3V and 5V, which makes it compatible with most development boards. The connections to 3V and 5V are made through expansion pins with spacing of 2.54mm. ### Battery status indicator module, panel, 8-100VDC, with LCD - Page: https://sigmanortec.ro/en/battery-status-indicator-module-panel-8-100vdc-with-lcd - Details: https://sigmanortec.ro/en/llms/p/1668.md - Price: 50.35 RON - Availability: In stock; 1-2 zile - Reference: 9557 · EAN: 5943007008646 - Specifications: Supply Voltage: 8; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English. Quickly displays battery voltage and charge level, with percentage and color bar graph on LCD screen, operates at 8-100VDC and is panel mounted, compatible with Lead, Li-Ion and LiFePo4 or manually settable for any min and max thresholds, two-wire plus and minus connection, includes visual low voltage alarm and ON/OFF button for energy saving. Mode for indicating battery charge status, percentage capacity and current voltage, compatible with Lead, Lithium, LiFePo batteries, but which can be set manually to be compatible with any voltage between 8V and 100V. The connection is simple, it is only necessary to connect the plus and minus to the measured voltage. ### Battery voltage protection module, under-voltage, over-voltage, with display, 6-40VDC - Page: https://sigmanortec.ro/en/battery-voltage-protection-module-under-voltage-over-voltage-with-display-6-40vdc - Details: https://sigmanortec.ro/en/llms/p/1744.md - Price: 28.29 RON - Availability: In stock; 1-2 zile - Reference: 9635 · EAN: 5946739248809 - Specifications: Maximum Input Voltage: 40; Output Type Voltage: Closed-Open Contact; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English. Provides undervoltage and overvoltage protection for batteries, automatically stopping charging or discharging at set thresholds. The integrated display indicates the voltage in real time, you can adjust the limits and timing up to 999 minutes. Includes relay for load control and HIGH signal output for external relay, plus RX TX pins for serial monitoring. Compatible 1-60VDC, 6-40VDC power supply. Charge and discharge control and protection module compatible with a wide range of batteries (between 1 and 60VDC). The board has a display that indicates the battery voltage in real time. You can set the charge and discharge voltage limit as well as the maximum charge/discharge time. ### Load module, battery capacity tester, FX35, 35W, 5A, 1.5-25VDC, with display - Page: https://sigmanortec.ro/en/load-module-battery-capacity-tester-fx35-35w-5a-15-25vdc-with-display - Details: https://sigmanortec.ro/en/llms/p/1749.md - Price: 102.84 RON - Availability: In stock; 1-2 zile - Reference: 9640 · EAN: 5940418485790 - Specifications: Supply Voltage: 1.5 V; Maximum Input Voltage: 25 V; Maximum Output Current: 5 A; Maximum Controlled Power: 35 W; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.; Model: FX35 Adjustable electronic load for testing the capacity of batteries and DC sources, operates between 1.5 and 25V and allows setting the current up to 5A, dissipates up to 35W with integrated radiator and fan. The display shows voltage, current, power, Ah and discharge time, and the separate 5V power supply via USB reduces measurement errors. Capacity tester module for accumulators, which can be used as an adjustable load, which supports voltages between 1.5V and 25VDC, a load current set by potentiometer between 0.00 and 5.00A. This module can dissipate a total power of up to 35W, using the integrated radiator and fan. ### Automatic source-battery switch module, DC, settable voltages, 12V, 10A - Page: https://sigmanortec.ro/en/automatic-source-battery-switch-module-dc-settable-voltages-12v-10a - Details: https://sigmanortec.ro/en/llms/p/1784.md - Price: 49.08 RON - Availability: In stock; 1-2 zile - Reference: 9673 · EAN: 5945670766595 - Specifications: tension: AD; Voltage Adjustment: Yes; Maximum Output Current: 10; Input Voltage: 12 V Automatic DC source-battery switch module with a supply voltage of 12VDC and a maximum output current of 10A. Powers the load from the main source and charges the 12V battery while voltage is present, switching instantly to battery on mains failure. The charging start and stop thresholds are adjustable via two potentiometers. Relay-based control, dimensions 69 x 48mm. ### QC3.0 module, dual USB, Type-C, MicroUSB, 3.7V to QC3.0 5V, 9V, 12V, 18W - Page: https://sigmanortec.ro/en/qc30-module-dual-usb-type-c-microusb-37v-to-qc30-5v-9v-12v-18w - Details: https://sigmanortec.ro/en/llms/p/1799.md - Price: 34.86 RON - Availability: In stock; 1-2 zile - Reference: 9688 · EAN: 5946833775249 - Specifications: Technology: Lithium Ion; Load voltage: 4.2VDC; Power: 0 - 20W; Number of cells: 1S; Minimum Output Voltage: 5; Maximum Output Voltage: 12; Source Type: high; Output Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English. It allows for the rapid creation of a portable Li-Ion 3.7V battery with up to 18W charging and discharging, supporting QC3.0 and USB PD for 5V, 9V or 12V power supply. It offers four interfaces, 2x USB-A, bidirectional USB-C and MicroUSB for input, with automatic device detection and conversion efficiency of up to 95%, compatible with Apple, Samsung and BC1.2. IP5328P Powerbank module for Lithium Ion batteries that allows the creation of a portable battery with support for multiple fast charging protocols. Bidirectional charging is fast at up to 18W and features a total of four charging interfaces: two USB-A interfaces, one USB-C interface, and one Micro USB interface. ### D1 Mini battery expansion board, TP4056, with 5V step-up - Page: https://sigmanortec.ro/en/d1-mini-battery-expansion-board-tp4056-with-5v-step-up - Details: https://sigmanortec.ro/en/llms/p/1805.md - Price: 11.94 RON - Availability: Out of stock - Reference: 9804 · EAN: 5946244099699 - Specifications: Technology: Lithium Ion; Load voltage: 4.2VDC; tension: AD; Number of cells: 1S; Supply Voltage: 3; Maximum Input Voltage: 4; Minimum Output Voltage: 5; Maximum Output Voltage: 5; Source Type: high; Current Adjustment: Not; Voltage Adjustment: Not; Adjustment Type: Fixed; Maximum Output Current: 1 Shield for D1 Mini that allows powering from a 1S Li-Ion battery, includes safe charging with TP4056 and overcharge and discharge protections, raises the voltage to 5V for stable operation, has selectable charging current 0.5A or 1A via jumper and charging status LED. The expansion board (shield) for D1 Mini is intended to improve the functionality of the D1 Mini module by adding the possibility to power the D1 board with a lithium battery (1S). It is equipped with a TP4056 module, which allows charging lithium batteries with high efficiency and offers safety measures to protect the battery during discharge and charging. ### Active balance module Lithium, 3S, 1A, HiBMS - Page: https://sigmanortec.ro/en/active-balance-module-lithium-3s-1a-hibms - Details: https://sigmanortec.ro/en/llms/p/1857.md - Price: 67.84 RON - Availability: In stock; 1-2 zile - Reference: 9731 · EAN: 5946997755651 - Specifications: Technology: Lithium Ion; sway: Yes; Nominal Current: 1 A; Number of cells: 3S Active balance module for 3S lithium packs, compatible with Li-Ion and LiFePo4, automatically transfers energy between adjacent cells for fast equalization without high heat dissipation, provides balancing current up to 1A depending on voltage difference, does not balance below 3.3V for additional safety, includes protective case, 24AWG cable with 4-pin plug and green status LED. Active balance module from Hi BMS, for configuration of Lithium cells in 3S (3 in series). It is compatible with both Lithium-Ion and LiFePo4 batteries. ### Active balance module Lithium, 4S, 1A, HiBMS - Page: https://sigmanortec.ro/en/active-balance-module-lithium-4s-1a-hibms - Details: https://sigmanortec.ro/en/llms/p/1858.md - Price: 91.42 RON - Availability: In stock; 1-2 zile - Reference: 9732 · EAN: 5945324978022 - Specifications: Technology: Lithium Ion; sway: Yes; Nominal Current: 1 A; Number of cells: 4S HiBMS active balance module for 4S Lithium packs (Li-Ion or LiFePo4). Transfers current between adjacent cells without significant heat dissipation, balancing current up to 1A depending on voltage difference. Activates only above 3.3V for safety. Status LED, protective enclosure, 24AWG cable with 4-pin connector. Dimensions 60x35x18mm. Not a BMS, must be used together with a suitable BMS. ### Active balance module Lithium, 6S, 1A, HiBMS - Page: https://sigmanortec.ro/en/active-balance-module-lithium-6s-1a-hibms - Details: https://sigmanortec.ro/en/llms/p/1859.md - Price: 92.52 RON - Availability: In stock; 1-2 zile - Reference: 9733 · EAN: 5942419600998 - Specifications: Technology: Lithium Ion; sway: Yes; Nominal Current: 1 A; Number of cells: 6S Efficiently equalizes 6S Li-Ion or LiFePo4 battery packs through active balancing, transferring energy between adjacent cells without significant heat dissipation, provides balancing current up to 1A depending on the voltage difference, activates balancing only above 3.3V for increased safety, includes protective case, cable with plug and green status LED. Active balance module from Hi BMS, for configuration of Lithium cells in 6S (6 in series). It is compatible with both Lithium-Ion and LiFePo4 batteries. The balance is an Active one, which means that the current transfer will be between adjacent cells and not by discharging the accumulators through heat generation. ### Solar lamp control module, 1S, 2S, 3S lithium battery charging - Page: https://sigmanortec.ro/en/solar-lamp-control-module-1s-2s-3s-lithium-battery-charging - Details: https://sigmanortec.ro/en/llms/p/1863.md - Price: 60.54 RON - Availability: In stock; 1-2 zile - Reference: 9739 · EAN: 5948073527633 - Specifications: Technology: Lithium Ion; Number of cells: 1S Control circuit for solar lamps with 1S, 2S or 3S lithium batteries, automatically recognizes the battery voltage and manages the PWM charging from the solar panel. Provides output for the consumer and 3 working modes, light control, time control and permanent on. Includes overcharge, overdischarge and short circuit protection, with LEDs for charging and discharging status. The control module for solar lamps with 3.7V, 7.4V and 11.1V lithium batteries is an integrated circuit intended for use in solar garden lighting but can also be used in other types of automation, depending on its configuration. ### Smart Active Balance Module, 3-10S, Lithium, with 1A active balance, Bluetooth, 42V - Page: https://sigmanortec.ro/en/smart-active-balance-module-3-10s-lithium-with-1a-active-balance-bluetooth-42v - Details: https://sigmanortec.ro/en/llms/p/1979.md - Price: 274.13 RON - Availability: In stock; 1-2 zile - Reference: 9793 · EAN: 5942892857773 - Specifications: Technology: Lithium Ion; sway: Yes; Nominal Current: 1 A; Output Voltage: 42 V; Output Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English. Active balance module for Li-ion, LiFePO4 or LTO battery packs, 3-10S, with balancing current 0-1A and output voltage 42V DC. RS485/UART communication, external Bluetooth module for monitoring and settings via phone or PC app, balancing accuracy ±20mV, standby consumption 250uA, operating temperature -20°C to 60°C. Includes Bluetooth module and 10S balance wires. ### Active Balance Module, 4-10S, Lithium-Ion, with active balance 1A, 42V - Page: https://sigmanortec.ro/en/active-balance-module-4-10s-lithium-ion-with-active-balance-1a-42v - Details: https://sigmanortec.ro/en/llms/p/1981.md - Price: 163.68 RON - Availability: In stock; 1-2 zile - Reference: 9794 · EAN: 5942676620326 - Specifications: Technology: Lithium Ion; sway: Yes; Nominal Current: 1 A; Output Voltage: 42 V; Output Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English. Optimizes the balancing of 4-10S Li-Ion packs by actively transferring energy between cells, reducing voltage difference and extending battery life. Provides active balance up to 1A depending on unbalance, operates up to 42V, has standby consumption of only 5uA and equalization accuracy ±20mV, includes balance wiring with 10S compatible plug. Active hardware balancing module for Li-ion, LiFePO4 and LTO batteries, capable of a transfer between cells of up to 1A. ### Battery charging module, TP4056, 6 channels, parallel, 5V, 1A - Page: https://sigmanortec.ro/en/battery-charging-module-tp4056-6-channels-parallel-5v-1a - Details: https://sigmanortec.ro/en/llms/p/2026.md - Price: 31.81 RON - Availability: In stock; 1-2 zile - Reference: 9836 · EAN: 5945268703834 - Specifications: Technology: Lithium Ion; Load voltage: 4.2VDC; sway: Not; Nominal Current: 1 A; Number of cells: 1S; Input Voltage: 5 V; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English. Practical solution for simultaneous charging of up to 6 Li-Ion batteries, with 6 independent channels on TP4056 powered at 5V. Offers up to 1A per channel, channels can be used in parallel for higher total current, and the LEDs simply indicate the status, red when charging and green when fully charged. Ideal for 18650 cells and DIY projects. Lithium battery charging module that uses TP4056 integrated circuits (6 ICs) and allows simultaneous charging of up to 6 lithium batteries, providing a solution for charging multiple individual cells. Each channel supports a maximum current of 1A, and the modules are connected in parallel to obtain a total output of up to 6A. ### Active balance mode, LiFePo4 and Li-Ion, 1.5A, 3S - Page: https://sigmanortec.ro/en/active-balance-mode-lifepo4-and-li-ion-15a-3s - Details: https://sigmanortec.ro/en/llms/p/2042.md - Price: 30.19 RON - Availability: Out of stock - Reference: 9847 · EAN: 5944014062805 - Specifications: Technology: LiFePo4; sway: Yes; Nominal Current: 1.5 A; Number of cells: 3S Active capacitive balancing module for 3S LiFePO4 and Li-Ion packs, transfers energy between adjacent cells for uniform voltages and better autonomy, offers balancing current up to 1.5A depending on voltage difference, high accuracy of 3mV, low consumption with hibernation below 2.5V, includes operating LED and 30 cm 22AWG cable. Active capacitive balancing module for LiFePo4 and Lithium Ion (Ternar) batteries, designed to ensure uniform voltage distribution between lithium battery cells in a pack, eliminating the risk of unbalance. ### Active balance mode, LiFePo4 and Li-Ion, 1.5A, 4S - Page: https://sigmanortec.ro/en/active-balance-mode-lifepo4-and-li-ion-15a-4s - Details: https://sigmanortec.ro/en/llms/p/2043.md - Price: 41.75 RON - Availability: Out of stock - Reference: 9848 · EAN: 5945800768383 - Specifications: Technology: LiFePo4; sway: Yes; Nominal Current: 1.5 A; Number of cells: 4S Active capacitive balancing module for 4S LiFePO4 and Li-Ion packs, transfers energy between adjacent cells for uniform voltages and reduces the risk of unbalance. Provides balancing current up to 1.5A depending on voltage difference, 3mV accuracy, very low power consumption and hibernation protection below 2.5V. Integrated LED for balancing indication. The active capacitive balancing module for LiFePo4 batteries, designed to ensure uniform voltage distribution between lithium battery cells in a pack, eliminating the risk of imbalance. ### Active balance mode, LiFePo4 and Li-Ion, 1.5A, 5S - Page: https://sigmanortec.ro/en/active-balance-mode-lifepo4-and-li-ion-15a-5s - Details: https://sigmanortec.ro/en/llms/p/2044.md - Price: 48.39 RON - Availability: In stock; 1-2 zile - Reference: 9849 · EAN: 5948876108169 - Specifications: Technology: LiFePo4; sway: Yes; Nominal Current: 1.5 A; Number of cells: 5S Active capacitive balancing module for 5S LiFePO4 and Li-Ion packs, transfers energy between adjacent cells to maintain uniform voltages and prevent imbalance. Provides balancing current up to 1.5A depending on voltage difference, 3mV accuracy, very low consumption with automatic hibernation below 2.5V and LED indicator for operation. The active capacitive balancing module for LiFePo4 and Lithium-Ion (Ternar) batteries, designed to ensure uniform voltage distribution between lithium battery cells in a pack, eliminating the risk of imbalance. ### Active balance module, LiFePo4 and Li-Ion, 1.5A, 6S - Page: https://sigmanortec.ro/en/active-balance-module-lifepo4-and-li-ion-15a-6s - Details: https://sigmanortec.ro/en/llms/p/2045.md - Price: 51.98 RON - Availability: In stock; 1-2 zile - Reference: 9850 · EAN: 5940889698736 - Specifications: Technology: LiFePo4; sway: Yes; Nominal Current: 1.5 A; Number of cells: 6S Active capacitive balancing module for 6S LiFePO4 and Li-Ion packs, transfers energy between adjacent cells for fast voltage equalization and reduced risk of unbalance. Offers balancing current up to 1.5A depending on voltage difference, 3mV accuracy, very low power consumption and automatic hibernation below 2.5V, with status LED for easy monitoring. The active capacitive balancing module for LiFePo4 and Lithium-Ion (Ternar) batteries, designed to ensure uniform voltage distribution between lithium battery cells in a pack, eliminating the risk of imbalance. ### Active balance module, LiFePo4 and Li-Ion, 1.5A, 7S - Page: https://sigmanortec.ro/en/active-balance-module-lifepo4-and-li-ion-15a-7s - Details: https://sigmanortec.ro/en/llms/p/2046.md - Price: 67.78 RON - Availability: In stock; 1-2 zile - Reference: 9851 · EAN: 5948280378929 - Specifications: Technology: LiFePo4; sway: Yes; Nominal Current: 1.5 A; Number of cells: 7S Active capacitive balancing module for 7S LiFePO4 and Li-Ion packs, transfers energy between adjacent cells for uniform voltages and better autonomy. Provides balancing current up to 1.5A depending on voltage difference, 3mV accuracy, very low consumption with hibernation below 2.5V. Includes 30 cm 22AWG cable and status LED for quick monitoring. The active capacitive balancing module for LiFePo4 and Lithium-Ion (Ternar) batteries, designed to ensure uniform voltage distribution between lithium battery cells in a pack, eliminating the risk of imbalance. ### Active balance module, LiFePo4 and Li-Ion, 1.5A, 8S - Page: https://sigmanortec.ro/en/active-balance-module-lifepo4-and-li-ion-15a-8s - Details: https://sigmanortec.ro/en/llms/p/2047.md - Price: 76.91 RON - Availability: In stock; 1-2 zile - Reference: 9852 · EAN: 5948866962078 - Specifications: Technology: LiFePo4; sway: Yes; Nominal Current: 1.5 A; Number of cells: 8S Active capacitive balancing module for 8S LiFePO4 and Li-Ion packs, transfers energy between adjacent cells to maintain equal voltages and prevent unbalance. Provides balancing current up to 1.5A depending on voltage difference, 3mV accuracy, very low power consumption and hibernation protection below 2.5V. Includes work LED and 22AWG cable. The active capacitive balancing module for LiFePo4 and Lithium-Ion (Ternar) batteries, designed to ensure uniform voltage distribution between lithium battery cells in a pack, eliminating the risk of imbalance. ### USB charger, Lithium battery 2S, 7.4V, 3P - Page: https://sigmanortec.ro/en/usb-charger-lithium-battery-2s-74v-3p - Details: https://sigmanortec.ro/en/llms/p/2061.md - Price: 30.64 RON - Availability: In stock; 1-2 zile - Reference: 88060 · EAN: 5949828186747 - Specifications: Technology: Lithium Ion; Load voltage: 8.4VDC; sway: Yes; Number of cells: 2S USB charger for Li-Ion 2S 7.4V battery packs, charging voltage 8.4VDC, with per-cell balancing. Powered via 5VDC USB, output voltage 4.2VDC x2 channels, current 500mA, SM-3P connector, 60 cm cable. IC control with automatic shutoff at full charge and LED status indicator (red/green) for monitoring. ### Lithium-Ion charging module, 3.7V, LX-LC535, 1S, 3.6A, Type-C - Page: https://sigmanortec.ro/en/lithium-ion-charging-module-37v-lx-lc535-1s-36a-type-c - Details: https://sigmanortec.ro/en/llms/p/2079.md - Price: 11.87 RON - Availability: In stock; 1-2 zile - Reference: 9909 · EAN: 5945755734723 - Specifications: Technology: Lithium Ion; Load voltage: 4.2VDC; Nominal Current: 3.6 A; Number of cells: 1S Lithium-Ion charging module for 3.7V batteries (1S), based on the LX-LC535 IC, with USB Type-C input 4.5-5.5VDC and maximum charging current of 3.6A (2.2A after removing a resistor). Charging voltage 4.2VDC, efficiency above 93%. Includes overvoltage, short-circuit and thermal protection (NTC not included), passive heatsink and status LED (red/blue). Supports parallel charging, not series. ### Low voltage disconnect relay module, 12V, adjustable - Page: https://sigmanortec.ro/en/low-voltage-disconnect-relay-module-12v-adjustable - Details: https://sigmanortec.ro/en/llms/p/2092.md - Price: 9.90 RON - Availability: In stock; 1-2 zile - Reference: 9921 · EAN: 5945258972691 - Specifications: Voltage Adjustment: Yes; Output Type Voltage: Closed-Open Contact; Input Voltage: 12 VDC; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English. Protects 12V batteries by automatically disconnecting the consumer when the voltage drops below the set threshold, preventing deep discharge, restarts itself when the voltage returns to a safe level, finely adjustable threshold from the multi-turn potentiometer, low standby consumption below 10mA, clear status indication via LEDs, relay for DC loads up to 10A resistive, recommended 5A. Undervoltage protection relay module, designed to turn off power to a resistive load when the voltage drops below a preset threshold, preventing deep battery discharge. Once the voltage returns to a safe level, the module automatically reactivates the load. ### Battery charging module with lifter, 5-24V, TP4056 - Page: https://sigmanortec.ro/en/battery-charging-module-with-lifter-5-24v-tp4056 - Details: https://sigmanortec.ro/en/llms/p/2096.md - Price: 7.66 RON - Availability: In stock; 1-2 zile - Reference: 9928 · EAN: 5940593017281 - Specifications: Technology: Lithium Ion; Load voltage: 4.2VDC; sway: Not; tension: AD; Number of cells: 1S; Supply Voltage: 4; Maximum Input Voltage: 7; Minimum Output Voltage: 4; Maximum Output Voltage: 27; Source Type: high; Current Adjustment: Not; Voltage Adjustment: Yes; Adjustment Type: Variable; Maximum Output Current: 2 Compact module for charging 3.7V Li-ion batteries with TP4056 and integrated step-up boost, powered by 5V MicroUSB or 4.5-7.5V source, adjustable output 5-24V for portable projects and electronic applications, recommended current up to 1A, status LED for charging and standby. Compact module for charging single-cell Li-ion batteries (3.7V) and powering various applications via an integrated step-up converter. The module allows charging batteries from a power supply between 4V and 7.5V or directly from a standard 5V MicroUSB port, using the TP4056 integrated on the board. In addition, it includes an LED indicator for charging and standby, providing useful visual feedback. ### UPS module 9V, 15W, 18650, Type-C, 5V-IN - Page: https://sigmanortec.ro/en/ups-module-9v-15w-18650-type-c-5v-in - Details: https://sigmanortec.ro/en/llms/p/2124.md - Price: 27.88 RON - Availability: In stock; 1-2 zile - Reference: 9954 · EAN: 5940126407701 - Specifications: Technology: Lithium Ion; Power: 0 - 20W; Number of cells: 1S; Source Type: high; Input Voltage: 5 V; Output Voltage: 9 V; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.; Output Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English. UPS module with fixed 9V output, rated power 15W (peak 18W) and maximum output current 1.5A. Powered via Type-C at 5V and automatically charges 1-2 Li-Ion 18650 batteries in parallel at 4.2VDC. Switches instantly between external power and battery without interruption. Bicolor LED shows charging status (green=full, red=charging). Dimensions: 88x41x22mm. ### UPS module 12V, 15W, 18650, Type-C, 5V-IN - Page: https://sigmanortec.ro/en/ups-module-12v-15w-18650-type-c-5v-in - Details: https://sigmanortec.ro/en/llms/p/2125.md - Price: 27.88 RON - Availability: In stock; 1-2 zile - Reference: 9955 · EAN: 5940637697417 - Specifications: Technology: Lithium Ion; Power: 0 - 20W; Number of cells: 1S; Source Type: high; Input Voltage: 5 V; Output Voltage: 12 V; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.; Output Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English. UPS module 12V for uninterrupted power supply, with Li-Ion 18650 charging via Type-C (5V-IN). Supports 1 or 2 18650 batteries in parallel, switches instantly between external source and battery. Fixed 12V output voltage, maximum current 1.2A, rated power 15W, peak 18W. Battery charge voltage 4.2VDC, charging current up to 1A. Bicolor LED indicates charge status (green/red). Suitable for routers, cameras, development boards. ### UPS module 5V, 15W, 18650, Type-C, 5V-IN - Page: https://sigmanortec.ro/en/ups-module-5v-15w-18650-type-c-5v-in - Details: https://sigmanortec.ro/en/llms/p/2126.md - Price: 27.88 RON - Availability: In stock; 1-2 zile - Reference: 9956 · EAN: 5947006341117 - Specifications: Technology: Lithium Ion; Power: 0 - 20W; Number of cells: 1S; Input Voltage: 5 V; Output Voltage: 5 V; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.; Output Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English. Provides uninterrupted 5V power for routers, cameras, development boards and other equipment, instantly switches between external power and battery without downtime. Supports 1 or 2 18650 batteries in parallel for extended autonomy, charges via Type-C with up to 1A and delivers up to 15W output. Includes protection and LED indicator for charging status. UPS module, 5V, with charging function for Li-Ion 18650 batteries, equipped with Type-C charging interface, specially designed for uninterrupted power supply of electronic equipment that requires 5V. ### Lithium 2S-3S charging module, with balancing, Type-C, voltage booster - Page: https://sigmanortec.ro/en/lithium-2s-3s-charging-module-with-balancing-type-c-voltage-booster - Details: https://sigmanortec.ro/en/llms/p/2159.md - Price: 11.31 RON - Availability: In stock; 1-2 zile - Reference: 9987 · EAN: 5942456897627 - Specifications: Technology: Lithium Ion; sway: Yes; Number of cells: 2S; Source Type: high Charging module for 2S or 3S Li-ion/LiPo batteries, powered by USB Type-C with support for 5V and QC fast charging. Boosts voltage to 8.4V or 12.6V, offers cell balancing for 2S and adjustable charging current, up to 94% efficiency. Includes overcurrent, overvoltage and short circuit protections, with LED for status and error. 2S and 3S Lithium battery charging module with USB Type-C port power supply that supports both standard 5V charging and QC fast charging. ### Li-Ion 3.7V charging module, 600mA, with USB Type-C - Page: https://sigmanortec.ro/en/li-ion-37v-charging-module-600ma-with-usb-type-c - Details: https://sigmanortec.ro/en/llms/p/2387.md - Price: 5.15 RON - Availability: In stock; 1-2 zile - Reference: 88218 · EAN: 5941217274370 - Specifications: Technology: Lithium Ion; Load voltage: 4.2VDC; Nominal Current: 600 mA; Number of cells: 1S; Connector type: USB Type-C Compact solution for charging a single 3.7V Li-Ion cell up to 4.2V, powered simply via USB Type-C from any 5V charger. It provides a 600 mA charging current for a good balance between speed and safety, has two LEDs for power status and full charge, and its stand-by consumption below 1 µA and very small dimensions make it ideal for DIY projects and portable devices. The 3.7V Li-Ion battery charging module is a compact and efficient solution, designed to charge a single Li-Ion cell up to 4.2V using a linear charging circuit. ### Bidirectional UPS Module, compatible with 2S Lithium, 9–10V - Page: https://sigmanortec.ro/en/bidirectional-ups-module-compatible-with-2s-lithium-910v - Details: https://sigmanortec.ro/en/llms/p/2401.md - Price: 44.15 RON - Availability: In stock; 1-2 zile - Reference: 88238 · EAN: 5941648606887 - Specifications: Technology: Lithium Ion; Number of cells: 2S; Input Voltage: 9-10 V Compact UPS solution for uninterrupted power supply to DC equipment, uses 2S Li-Ion batteries and automatically switches to battery when the source fails. Bidirectional charging and discharging through the same port, current up to 4A continuous, 6A peak, integrated protections against overcharge and overdischarge, LEDs for charging status and load level, ideal for embedded projects and light industrial systems. The compact UPS module is an efficient solution for maintaining continuous power to electrical equipment in the event of a mains voltage failure. ### Bidirectional UPS Module, compatible with 3S Lithium, 12–15V - Page: https://sigmanortec.ro/en/bidirectional-ups-module-compatible-with-3s-lithium-1215v - Details: https://sigmanortec.ro/en/llms/p/2402.md - Price: 44.85 RON - Availability: In stock; 1-2 zile - Reference: 88237 · EAN: 5948735689327 - Specifications: Technology: Lithium Ion; Number of cells: 3S; Input Voltage: 12 - 15 V; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.; Output Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English. Compact UPS solution for uninterrupted power supply to DC equipment, automatically switches to a 3S Li-Ion battery when the source fails and returns to charging when voltage is restored. Bidirectional charging and discharging on the same port, up to 50W with 4A continuous, overload and short-circuit protection, LEDs for charging and consumption status. The compact UPS module is an efficient solution for maintaining continuous power to electrical equipment in the event of a mains voltage failure. ### Li-Ion and Lead-Acid Battery Level Indicator Display Module, 3S-15S, LCD - Page: https://sigmanortec.ro/en/li-ion-and-lead-acid-battery-level-indicator-display-module-3s-15s-lcd - Details: https://sigmanortec.ro/en/llms/p/2400.md - Price: 65.17 RON - Availability: In stock; 1-2 zile - Reference: 88214 · EAN: 5945233663606 - Specifications: Technology: Lithium Ion; Number of cells: 3S-15S; Display type: LCD LCD display module indicating the charge level of Li-Ion batteries (3S-15S) and lead-acid batteries (12/24/36/48V), input voltage 8-63V. Direct connection to terminals, LCD with blue backlight, current consumption below 5mA, accuracy ±1%. Dimensions 44 x 25 x 16mm. Battery type and cell number configured via a button on the back, no software required. Standalone, no digital interface. Pinout: red wire VCC, black wire GND. ### Smart BMS module, 7-14S, Li-Ion and LiFePO4, 30A - Page: https://sigmanortec.ro/en/smart-bms-module-7-14s-li-ion-and-lifepo4-30a - Details: https://sigmanortec.ro/en/llms/p/2306.md - Price: 299.54 RON - Availability: In stock; 1-2 zile - Reference: 88164 · EAN: 5947436583767 - Specifications: Technology: Lithium Ion, LiFePo4; sway: Yes Smart BMS module for Li-Ion or LiFePO4 battery packs, 7S-14S configurations, rated current 30A with peak up to 90A. Provides active cell balancing during charging and protection against overcharge, overdischarge, overcurrent and short circuit. Integrated Bluetooth allows real-time monitoring of cell voltages and battery status via mobile app. Compatible with LiPo/Li-Ion 3.7V and LiFePO4 3.2V (requires app reconfiguration). ### BMS module, LiFePo4, 2S, 10A, with Balance - Page: https://sigmanortec.ro/en/bms-module-lifepo4-2s-10a-with-balance - Details: https://sigmanortec.ro/en/llms/p/2260.md - Price: 9.09 RON - Availability: In stock; 1-2 zile - Reference: 88097 · EAN: 5943886840931 - Specifications: Technology: LiFePo4; sway: Yes; Number of cells: 2S The BMS module for LiFePO4 2S packs, ideal for 2 3.2V cells, ensures safe charging and discharging up to 10A, with cell balancing. It offers short circuit, overcharge and undervoltage protection, has very low static consumption and operates stably between -40 and +50°C, in a compact format easy to integrate into technical projects. LiFePO4 battery charging protection module, type BMS (Battery Management System) for cells with a nominal voltage of 3.2V (3.65V charged). Ideal for batteries composed of 2 cells. This module is equipped with short circuit and overload protection. Specifications: Model: HX-2S-D01 Charging voltage: 7.2V DC Maximum operating current: 10A … ### Smart BMS 3S module, Daly, 60A, Bluetooth, 12V - Page: https://sigmanortec.ro/en/smart-bms-3s-module-daly-60a-bluetooth-12v - Details: https://sigmanortec.ro/en/llms/p/2175.md - Price: 360.76 RON - Availability: In stock; 1-2 zile - Reference: 88009 · EAN: 5943569093319 - Specifications: Technology: Lithium Ion; Load voltage: 12.6VDC; sway: Yes; Number of cells: 3S Smart BMS 3S module by Daly, 12V (12.6VDC), 60A, with Bluetooth, for Li-Ion 3S battery packs. Provides protection against overcharge, overdischarge, short circuit and overcurrent, passive cell balancing (100mA current), NTC probe and connection via iOS/Android app. Operating temperature -35~75°C, weight 182g, dimensions 65x123x14mm. ### Smart BMS 13S module, Daly, 60A, Bluetooth, 48V - Page: https://sigmanortec.ro/en/smart-bms-13s-module-daly-60a-bluetooth-48v - Details: https://sigmanortec.ro/en/llms/p/2176.md - Price: 430.83 RON - Availability: In stock; 1-2 zile - Reference: 88010 · EAN: 5945690893059 - Specifications: Technology: Lithium Ion; sway: Yes Smart BMS Daly 13S module for 48V Li-Ion battery packs, with Bluetooth for monitoring and app-based settings. Rated current 60A, charging voltage 54.6VDC, passive cell balancing (100mA). Provides protection against overcharge, overdischarge, short circuit and overcurrent. Suitable for electric vehicles, solar systems and battery banks. ### Smart BMS module, LiFePo4, 16S, Daly, 60A, Bluetooth, 48V - Page: https://sigmanortec.ro/en/smart-bms-module-lifepo4-16s-daly-60a-bluetooth-48v - Details: https://sigmanortec.ro/en/llms/p/2177.md - Price: 468.33 RON - Availability: In stock; 1-2 zile - Reference: 88011 · EAN: 5948831138965 - Specifications: Technology: LiFePo4; sway: Yes Smart BMS module by Daly for LiFePo4 batteries, 16S configuration, 48V, final voltage 58.4VDC, rated current 60A. Provides Bluetooth monitoring (iOS/Android app), passive cell balancing (balancing current 100mA), protection against overcharge, overdischarge, overcurrent and short circuit. Operating temperature -35~75°C, weight 182g, dimensions 65x123x14mm. ### BMS Li-Ion module, 14S, 45A, with balance, 52V - Page: https://sigmanortec.ro/en/bms-li-ion-module-14s-45a-with-balance-52v - Details: https://sigmanortec.ro/en/llms/p/1907.md - Price: 189.66 RON - Availability: In stock; 1-2 zile - Reference: 9764 · EAN: 5948806143468 - Specifications: Technology: Lithium Ion; sway: Yes; Input Voltage: 52 V Passive balance BMS board for 14S Li-Ion packs at 52V, ideal for protecting and maintaining cell balance during charging. Supports 45A continuous and short peaks up to 150A, includes protections against overcharge, overdischarge, short circuit and overcurrent. 15-pin balance plug and cables are included, resistors on the heatsink ensure better cooling. BMS (Battery Management System) protective board with balancing (balance), compatible with Lithium Ion cells with a maximum voltage of 4.2V in a charged state, designed to provide safety and efficiency to battery systems with a configuration of 14 cells in series (14S ), operating at a voltage of 52V. ### BMS module, 10S, 36V, 30A, with balancing, with heatsink, with thermistor - Page: https://sigmanortec.ro/en/bms-module-10s-36v-30a-with-balance-with-radiator-with-thermistor - Details: https://sigmanortec.ro/en/llms/p/1783.md - Price: 76.36 RON - Availability: In stock; 1-2 zile - Reference: 9672 · EAN: 5947802973925 - Specifications: Technology: Lithium Ion; sway: Yes; Nominal Current: 30 A; Number of cells: 10S; Input Voltage: 36 V Protects and manages 10S 36V Li-ion packs for applications up to 1000W, ensuring stable charging and discharging. Offers cell balancing for better autonomy and lifespan, overcharge, overdischarge, overcurrent and short circuit protections, includes heat sink for heat dissipation and thermistor for temperature monitoring. The 10S BMS protection module, 36V, 30A, with balancing, heatsink, and thermistor is an electronic board designed to manage and protect Li-ion or LiPo battery packs made of 10 cells connected in series (10S), such as 18650 cells or equivalent. ### Housing set with holder and BMS, compatible with Makita, 18V, 18650 - Page: https://sigmanortec.ro/en/housing-set-with-holder-and-bms-compatible-with-makita-18v-18650 - Details: https://sigmanortec.ro/en/llms/p/1726.md - Price: 160.46 RON - Availability: Out of stock - Reference: 9621 · EAN: 5940688401391 - Specifications: Technology: Lithium Ion; sway: Not; Number of cells: 5S Complete kit for assembling a Makita 18V compatible battery, includes housing, cell holder, connectors, BMS, screws and connection boards, has a level indicator light, 5S2P configuration for 10 18650 cells, overcharge, discharge, short circuit and temperature protections, ideal for restoring BL1830, BL1840, BL1850 batteries. Makita compatible battery case, with all the necessary components to make a battery ( 18650 batteries are not included ). With the help of this kit you can make the battery from scratch, having the case, the connectors, the battery holders, the BMS, the screws and the plates for the connection between the cells. There is also a light indicator of the battery level. ### Housing set with support and BMS, DeWalt compatible, 18-20V, 10 cells, 21700 - Page: https://sigmanortec.ro/en/housing-set-with-support-and-bms-dewalt-compatible-18-20v-10-cells-21700 - Details: https://sigmanortec.ro/en/llms/p/1728.md - Price: 162.47 RON - Availability: Out of stock - Reference: 9622 · EAN: 5943139947974 - Specifications: Technology: Lithium Ion; sway: Yes; Number of cells: 5S Complete kit for assembling a DeWalt 18-20V compatible battery, includes housing, brackets, connectors, screws, boards and BMS, ready for 10 21700 5S2P cell configuration. Offers electronic protections and light level indicator with button, ideal for reconditioning or building tool batteries. 21700 cells are not included. DeWalt compatible battery case, with all the necessary components to make a battery (18650 batteries are not included). With the help of this kit you can make the battery from scratch, having the case, the connectors, the battery holders, the electronic board, the screws and the plates for the connection between the cells. ### Housing set with holder and BMS, Bosch compatible, 18V, 10 cells, 18650 - Page: https://sigmanortec.ro/en/housing-set-with-holder-and-bms-bosch-compatible-18v-10-cells-18650 - Details: https://sigmanortec.ro/en/llms/p/1729.md - Price: 127.17 RON - Availability: In stock; 1-2 zile - Reference: 9623 · EAN: 5948410870286 - Specifications: Technology: Lithium Ion; sway: Yes; Number of cells: 5S Housing set with holder and BMS for assembling a Bosch compatible 18V battery. Includes housing, connectors, BMS with balancing, screws, connection plates and level indicator. Uses 10 18650 cells (not included) in 5S2P configuration, nominal voltage 18V, charging voltage 21V. Compatible with BOSCH BAT609, BAT609G, BAT618, BAT618G. A spot welder is required to finish assembly. ### BMS module 6S, Li-Ion, 15A, 25.2V - Page: https://sigmanortec.ro/en/bms-module-6s-li-ion-15a-252v - Details: https://sigmanortec.ro/en/llms/p/1695.md - Price: 14.94 RON - Availability: In stock; 1-2 zile - Reference: 9582 · EAN: 5946450823774 - Specifications: Technology: Lithium Ion; Load voltage: 25.2VDC; sway: Not; Number of cells: 6S BMS module for 6S Li-Ion battery packs, maximum charge voltage 25.2VDC, rated current 15A and peak discharge current up to 25A. No balancing function. Provides protection against overcharge, overdischarge and short circuit, minimum discharge voltage 16.8V, conduction resistance ≤20mΩ, standby current ≤10uA. Temperature range -30/+80°C, dimensions 50 x 30 x 2mm. ### Lithium-Ion BMS Module, 6S, 40A, 25.2V, with Balance - Page: https://sigmanortec.ro/en/lithium-ion-bms-module-6s-40a-252v-with-balance - Details: https://sigmanortec.ro/en/llms/p/1685.md - Price: 26.40 RON - Availability: In stock; 1-2 zile - Reference: 9573 · EAN: 5942571636798 - Specifications: Technology: Lithium Ion; Load voltage: 25.2VDC; sway: Yes; Number of cells: 6S BMS module for Lithium-Ion battery packs in 6S configuration, with 40A nominal current and up to 70A peak. Nominal voltage 24VDC, charging voltage 25.2VDC. Provides individual cell protection against overcharge, overdischarge, overcurrent and short circuit, plus integrated balancing up to 45mA. Internal resistance ### BMS module with balance, 5S, settable 3S, 4S Lithium, 21.0V, 100A - Page: https://sigmanortec.ro/en/bms-module-with-balance-5s-settable-3s-4s-lithium-210v-100a - Details: https://sigmanortec.ro/en/llms/p/1574.md - Price: 23.58 RON - Availability: In stock; 1-2 zile - Reference: 9467 · EAN: 5948921892517 - Specifications: Technology: Lithium Ion; Load voltage: 16.8VDC, 21.0VDC, 12.6VDC; sway: Yes; Number of cells: 3S, 4S, 5S BMS module for lithium-ion batteries, configurable 3S/4S/5S (factory set to 5S, 21.0VDC), rated current 100A. Provides overcharge, overdischarge and overcurrent protection, balance function (4.18VDC, 60mA), supports NTC probe for temperature protection, Split or Same Port configurations. Dimensions 62 x 42 x 4mm, working temperature -20°C to +65°C. No short-circuit protection. ### BMS module LiFePo4, 1S, 12A, 3.2V, 6MOS - Page: https://sigmanortec.ro/en/bms-module-lifepo4-1s-12a-32v-6mos - Details: https://sigmanortec.ro/en/llms/p/1542.md - Price: 8.07 RON - Availability: In stock; 1-2 zile - Reference: 9432 · EAN: 5943028991606 - Specifications: Technology: LiFePo4; sway: Not; Number of cells: 1S BMS module for a single LiFePo4 cell (1S), 3.2V, with a rated continuous charge-discharge current of 12A and overcurrent protection at 15A. Charge protection voltage 3.6V ±0.25V, discharge protection voltage 2.1V ±0.05V. No balance function. Thin design with 6 MOS, dimensions 35 x 7.6 x 2.2mm, suitable for compact battery packs and DIY projects. ### BMS Lithium module, 1S, 12A, 3.7V - Page: https://sigmanortec.ro/en/bms-lithium-module-1s-12a-37v - Details: https://sigmanortec.ro/en/llms/p/1543.md - Price: 8.07 RON - Availability: In stock; 1-2 zile - Reference: 9433 · EAN: 5946721555953 - Specifications: Technology: Lithium Ion; Load voltage: 4.2VDC; sway: Not; Number of cells: 1S Provides complete protection for a single 3.7V Li-Ion cell, offering continuous charging and discharging up to 12A. Includes overcharge and overdischarge protection, overcurrent limiting and short circuit protection, in a compact 35 x 7.6 x 2.2 mm format, ideal for DIY packages and electronic projects. BMS module for Lithium batteries, 1S (one cell) of 3.7V, with a maximum discharge-charge current of up to 12A. Specifications: Cell type: Lithium Nominal voltage: 3.7V Maximum continuous charge-discharge current: 12A Charge protection: 4.25V, ±0.05V Overload protected release: 4.23V, ±0.05V Discharge protection: 2.45V, ±0.10V Current protection: 15A Short circuit protection: Yes … ### BMS module with balance, 3.2V, LiFePo4, 3S, settable 4S, 5S, 9.6V, 100A - Page: https://sigmanortec.ro/en/bms-module-with-balance-32v-lifepo4-3s-settable-4s-5s-96v-100a - Details: https://sigmanortec.ro/en/llms/p/1534.md - Price: 24.93 RON - Availability: In stock; 1-2 zile - Reference: 9451 · EAN: 5944479345666 - Specifications: Technology: LiFePo4; Load voltage: 10.8VDC, 14.4VDC, 18.0VDC; sway: Yes; Number of cells: 3S, 4S, 5S BMS module with balance for LiFePo4 batteries, 3.2V, factory set to 3S, configurable to 4S or 5S via bridges on the B1 and B2 pads. Nominal current 100A, continuous discharge 50A in Split mode or 40A in Same Port mode. Provides overcharge, overdischarge protection and NTC connection for temperature protection. No short-circuit protection. Dimensions 62 x 42 x 4mm. ### BMS Module 2S, 5A, Lithium, 7.4V - Page: https://sigmanortec.ro/en/bms-module-2s-5a-lithium-74v - Details: https://sigmanortec.ro/en/llms/p/1477.md - Price: 8.37 RON - Availability: In stock; 1-2 zile - Reference: 9372 · EAN: 5949078170947 - Specifications: Technology: Lithium Ion; Load voltage: 8.4VDC; sway: Not; Number of cells: 2S BMS module 2S for 7.4V Lithium-Ion battery packs, with protection against overcharge, overdischarge, overcurrent and short circuit. Charging voltage 8.4VDC, rated current 5A, instantaneous peak 7A. No balancing function. Diameter 17.5mm, suitable for direct mounting on an 18650 cell. Operating temperature: -40 to 80°C. ### BMS Module 3S, 8A, 11.1V, Lithium - Page: https://sigmanortec.ro/en/bms-module-3s-8a-111v-lithium - Details: https://sigmanortec.ro/en/llms/p/1478.md - Price: 10.37 RON - Availability: Out of stock - Reference: 9373 · EAN: 5947939888529 - Specifications: Technology: Lithium Ion; Load voltage: 12.6VDC; sway: Not; Number of cells: 3S 3S Li-ion battery protection module, ideal for 3 18650 cells arranged in a triangle, ensures safe charging and discharging with overcurrent and short circuit protection. It operates at 11.1V nominal and 12.6V charging, supports up to 6-8A with 10A peak, has an internal resistance below 100mohm and a compact 30x30mm format. BMS module for protecting Lithium-ion batteries with a nominal voltage of 3.7V, in 3S configuration. This module offers charging and discharging, current and short circuit protection. Its shape lends itself to being placed directly over 3 18650 cells aligned in a triangular shape. Specifications: Battery voltage: 11.1V Charging voltage: 12.6VDC Number of cells: 3 … ### BMS module with balance, 3S, settable 4S, 5S Lithium, 12.6V, 100A - Page: https://sigmanortec.ro/en/bms-module-with-balance-3s-settable-4s-5s-lithium-126v-100a - Details: https://sigmanortec.ro/en/llms/p/1481.md - Price: 23.58 RON - Availability: Out of stock - Reference: 9375 · EAN: 5943016425625 - Specifications: Technology: Lithium Ion; Load voltage: 12.6VDC, 16.8VDC, 21.0VDC; sway: Yes; Number of cells: 3S, 4S, 5S Protects and balances 3.7V Li-ion batteries, 3S compatible and settable to 4S or 5S via B1 B2 bridges, delivered preset 3S for 12.6V. Provides active balance at 4.18V, supports up to 100A overcurrent protection and up to 50A continuous current in Split mode, includes NTC interface for temperature protection and allows Split or Same Port configuration. BMS module, adjustable between 3S and 5S, factory set to 3S, for lithium batteries with a nominal voltage of 3.7V and maximum charging voltage of 4.2V per cell. The module offers the possibility to add an NTC thermistor for the excessive temperature protection function. ### BMS module with balance, 4S, settable 3S, 5S Lithium, 16.8V, 100A - Page: https://sigmanortec.ro/en/bms-module-with-balance-4s-settable-3s-5s-lithium-168v-100a - Details: https://sigmanortec.ro/en/llms/p/1482.md - Price: 21.59 RON - Availability: In stock; 1-2 zile - Reference: 9376 · EAN: 5949006647398 - Specifications: Technology: Lithium Ion; Load voltage: 16.8VDC; sway: Yes; Number of cells: 4S BMS module with balance function for Li-ion/LiPo battery packs, settable between 3S and 5S, factory set to 4S, 16.8VDC. Nominal current 100A, continuous charge current 40A. Provides overcharge, over-discharge and overcurrent protection, but no short-circuit protection. Can be wired in Split or Same Port mode and supports an NTC thermistor for thermal protection. Dimensions: 62 x 42 x 4mm. ### BMS module with balance, 3.2V, LiFePo4, 5S, adjustable 3S, 4S, 9.6V, 100A - Page: https://sigmanortec.ro/en/bms-module-with-balance-32v-lifepo4-5s-adjustable-3s-4s-96v-100a - Details: https://sigmanortec.ro/en/llms/p/1483.md - Price: 23.58 RON - Availability: In stock; 1-2 zile - Reference: 9377 · EAN: 5947866167247 - Specifications: Technology: LiFePo4; Load voltage: 10.8VDC, 14.4VDC, 18.0VDC; sway: Yes; Number of cells: 3S, 4S, 5S Balanced BMS module for LiFePo4 packs 3S to 5S, factory set to 5S, provides overcharge, overdischarge and overcurrent protection up to 100A, supports 40A continuous charge and 50A continuous discharge in Split mode, includes active balancing for cell equalization and allows the connection of an NTC probe for temperature protection. BMS module, adjustable between 3S and 5S, factory set to 5S, for lithium batteries with a nominal voltage of 3.2V and maximum charging voltage of 3.6V per cell. The module offers the possibility to add an NTC thermistor for the excessive temperature protection function. ### BMS Module 2S, 4A, Lithium, 7.4V - Page: https://sigmanortec.ro/en/bms-module-2s-4a-lithium-74v - Details: https://sigmanortec.ro/en/llms/p/1476.md - Price: 9.09 RON - Availability: In stock; 1-2 zile - Reference: 9371 · EAN: 5944710716279 - Specifications: Technology: Lithium Ion; Load voltage: 8.4VDC; sway: Not; Number of cells: 2S The 2S BMS module protects 7.4V Li-ion packs with 2 18650 cells, providing safe charging and discharging, overcurrent and short circuit protection. Supports current up to 4A, has MOSFET with internal resistance below 22mOhm for low losses, mounts directly over the cells, operates between -40 and 80C. BMS module for protecting Lithium-ion batteries with a nominal voltage of 3.7V. This module offers charging and discharging, current and short circuit protection. Its shape lends itself to being placed directly over two 18650 cells. Specifications: Battery voltage: 7.4V Charging voltage: 8.4VDC Number of cells: 2 Maximum current: 4A MOSFET internal resistance: <22mΩ Load protection: 4.3VDC … ### BMS module 3S, 60A, 12.6V, with Balance - Page: https://sigmanortec.ro/en/bms-module-3s-60a-126v-with-balance - Details: https://sigmanortec.ro/en/llms/p/1375.md - Price: 12.52 RON - Availability: In stock; 1-2 zile - Reference: 9267 · EAN: 5948882438779 - Specifications: Technology: Lithium Ion; Load voltage: 12.6VDC; sway: Yes; Number of cells: 3S BMS module for 3S Li-Ion battery packs, with balance function for 3.7V cells (4.2V charged). Charging voltage 12.6VDC, nominal discharge current 60A, maximum charge current 10A. Dimensions 41 x 55 x 3.4mm. Suitable for assembling batteries for tools and high-current applications, providing charge and discharge protection. ### BMS module 5S, 15A, 18.5V - Page: https://sigmanortec.ro/en/bms-module-5s-15a-185v - Details: https://sigmanortec.ro/en/llms/p/991.md - Price: 9.97 RON - Availability: In stock; 1-2 zile - Reference: 9184 · EAN: 5943192970643 - Specifications: Technology: Lithium Ion; Load voltage: 21.0VDC; sway: Not; Number of cells: 5S BMS module 5S for Li-Ion packs with 5 series-connected cells. Protects against overcharge, deep discharge, short circuit and overcurrent. Rated current 15A, peak up to 25A, recommended charging voltage 21V, internal resistance ### Battery status indicator voltmeter, 12-60V, with display - Page: https://sigmanortec.ro/en/battery-status-indicator-voltmeter-12-60v-with-display - Details: https://sigmanortec.ro/en/llms/p/994.md - Price: 14.81 RON - Availability: In stock; 1-2 zile - Reference: 9186 · EAN: 5946534674759 - Specifications: Supply Voltage: 12; Maximum Input Voltage: 60; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English. Panel module for quick monitoring of lead-acid batteries, displays voltage and charge level via color LED bar. Automatically detects 12-60V systems, provides stable reading with approximately 1% error and fast update at 300 ms. Easily mounts in cutout, has low consumption 5-15 mA and red zone for signaling discharge. Panel voltmeter module with voltage indication and graphic display of the charge level of lead-acid type batteries. The charging level indicator bar automatically identifies the type of battery connected (12V 24V 48V 60V). Color LED display with red area to indicate a discharged battery. The voltage is displayed in Blue or Red, depending on the batch. Specifications … ### BMS module 4S with balance, 30A, 16.8V - Page: https://sigmanortec.ro/en/bms-module-4s-with-balance-30a-168v - Details: https://sigmanortec.ro/en/llms/p/870.md - Price: 19.23 RON - Availability: In stock; 1-2 zile - Reference: 9064 · EAN: 5945435480131 - Specifications: Technology: Lithium Ion; Load voltage: 16.8VDC; sway: Yes; Number of cells: 4S 4S BMS module with balance function for Li-Ion batteries, reference 9064. Charging voltage 16.8VDC, nominal current 30A (charge and discharge). Includes short circuit protection, internal resistance ### BMS module 3S, 12.6V, 15A - Page: https://sigmanortec.ro/en/bms-module-3s-126v-15a - Details: https://sigmanortec.ro/en/llms/p/844.md - Price: 9.78 RON - Availability: In stock; 1-2 zile - Reference: 9031 · EAN: 5947537909480 - Specifications: Technology: Lithium Ion; Load voltage: 12.6VDC; sway: Not; Number of cells: 3S HX-3S-FL20 Rev.2.2 BMS board for 3S lithium-ion battery packs, charging voltage 12.6VDC, intended for batteries built from 3 18650 cells. Overcharge protection per cell 4.25-4.35V, over-discharge protection per cell 2.3-3.0V, maximum operating current 15A. Internal resistance ### BMS module, 1S, for lithium battery - Page: https://sigmanortec.ro/en/bms-module-1s-for-lithium-battery - Details: https://sigmanortec.ro/en/llms/p/417.md - Price: 2.71 RON - Availability: In stock; 1-2 zile - Reference: 33214 · EAN: 5945387560486 - Specifications: Technology: Lithium Ion; Load voltage: 4.2VDC; sway: Not; Number of cells: 1S BMS module 1S for lithium battery (Li-Ion), reference 33214. Charging voltage 4.2VDC, nominal current 2A, no balance function. Provides overcharge protection 4.25±0.05V, over-discharge protection 2.54±0.1V and overcurrent protection 3A. Maximum charge/discharge current 2A. Dimensions: 40 x 4 x 3mm. ### BMS module 2S, 7.4V, 3A - Page: https://sigmanortec.ro/en/bms-module-2s-74v-3a - Details: https://sigmanortec.ro/en/llms/p/389.md - Price: 7.26 RON - Availability: In stock; 1-2 zile - Reference: 33098 · EAN: 5948789814485 - Specifications: Technology: Lithium Ion; Load voltage: 8.4VDC; sway: Not; Number of cells: 2S Provides charge and discharge protection for 2S 7.4V lithium packs, extending battery life in compact applications. Offers overcharge protection 4.25-4.35V and discharge 2.3-3.0V , short circuit protection, continuous current 3A with peak 5A, operates between -40 and +50C. Charge/discharge protection module for lithium, li-ion, li-po batteries, 7.4V 3A, BMS. Specifications: Overcharge protection: 4.25-4.35v±0.05v Discharge protection: 2.3-3.0v±0.05v Short circuit protection Continuous current: 3A Peak current: 5A Operating temperature: -40 - +50 Life cycle: more than 50000 hours Resistance: less than 45m Dimensions mm: 36 x 6 x 1.0 ### BMS module, battery protection, 2S lithium, 7.4V, 8A - Page: https://sigmanortec.ro/en/bms-module-battery-protection-2s-lithium-74v-8a - Details: https://sigmanortec.ro/en/llms/p/390.md - Price: 4.01 RON - Availability: In stock; 1-2 zile - Reference: 33446 · EAN: 5940365795676 - Specifications: Technology: Lithium Ion; Load voltage: 8.4VDC; sway: Not; Number of cells: 2S BMS module for 2S lithium battery packs, 7.4V (8.4V charged), rated current 8A. Provides overcharge protection (4.25-4.35V) and overdischarge protection (2.3-3.0V), no balance function. Power dissipation up to 50W, operating temperature -40 to +50C, dimensions 41x16x3.5mm, lifespan over 50000 hours. Suitable for lithium, li-ion and li-po batteries. ### BMS module, battery protection, 3S, lithium, 12V, 10A - Page: https://sigmanortec.ro/en/bms-module-battery-protection-3s-lithium-12v-10a - Details: https://sigmanortec.ro/en/llms/p/391.md - Price: 8.36 RON - Availability: In stock; 1-2 zile - Reference: 33099 · EAN: 5943557459646 - Specifications: Technology: Lithium Ion; Load voltage: 12.6VDC; sway: Not; Number of cells: 3S BMS module for 3S lithium battery packs 12V, without balance function, nominal current 10A. Charging voltage 12.6VDC. Provides protection against overcharge, overdischarge, overcurrent and short circuit. Maximum discharge current 9A-10A, internal resistance ### BMS module 3S, 60A, 12.6V - Page: https://sigmanortec.ro/en/bms-module-3s-60a-126v - Details: https://sigmanortec.ro/en/llms/p/342.md - Price: 8.94 RON - Availability: In stock; 1-2 zile - Reference: 33507 · EAN: 5946024894179 - Specifications: Technology: Lithium Ion; Load voltage: 12.6VDC; sway: Not; Number of cells: 3S BMS module for 3S Li-Ion battery packs, for 12.6V batteries used in tools and DIY projects. Provides charge and discharge protection for 3.7V cells (e.g. 18650). Supports up to 60A discharge current and 10A charge current with proper cooling. Includes FD and CD outputs to signal fully charged or charging battery status. No balancing. Dimensions: 41 x 55 x 3.4mm. ### BMS module 4S, 40A, 16.8V - Page: https://sigmanortec.ro/en/bms-module-4s-40a-168v - Details: https://sigmanortec.ro/en/llms/p/343.md - Price: 14.24 RON - Availability: In stock; 1-2 zile - Reference: 33612 · EAN: 5943749316122 - Specifications: Technology: Lithium Ion; Load voltage: 16.8VDC; sway: Not; Number of cells: 4S BMS module 4S, 40A, 16.8V, enhanced version (no balance), for lithium-ion packs with cells of nominal voltage 3.7V (4.2V charged), e.g. 18650. Manages charging at 16.8VDC, supports maximum discharge current of 40A and maximum charge current of 20A. Dimensions: 45 x 55 x 3.4 mm. Suitable for tool batteries. ### BMS module 4S with balance, 40A, 16.8V - Page: https://sigmanortec.ro/en/bms-module-4s-with-balance-40a-168v - Details: https://sigmanortec.ro/en/llms/p/344.md - Price: 12.06 RON - Availability: In stock; 1-2 zile - Reference: 33525 · EAN: 5948630643769 - Specifications: Technology: Lithium Ion; Load voltage: 16.8VDC; sway: Yes; Number of cells: 4S 4S BMS module with passive balance, for Li-Ion cells 3.7V (e.g. 4x18650), charge voltage 16.8V. Maximum discharge current 40A, maximum charge current 10A, balance current 50mA. Dimensions 60.5 x 45.2 x 3.4mm. Includes CD (charge finished) and FD (discharged) pads for status indication. Reference 33525. ### BMS module 4S, 30A, 14.8V - Page: https://sigmanortec.ro/en/bms-module-4s-30a-148v - Details: https://sigmanortec.ro/en/llms/p/345.md - Price: 18.15 RON - Availability: In stock; 1-2 zile - Reference: 33422 · EAN: 5949195081652 - Specifications: Technology: Lithium Ion; Load voltage: 16.8VDC; sway: Not; Number of cells: 4S BMS protection module for 4S 14.8V Li-ion packs, ensures safe charge and discharge management, supports 10A continuous with natural cooling and up to 30A peak, includes short circuit, overcharge and deep discharge protection, operates between -40 and 85°C, compact format 50 x 22 x 4 mm for easy integration. Battery protection module type BMS for 4S cells, 14.8V, 16.8V, Lithium. Specifications: Voltage: 4 Lithium batteries of 3.7V (16.8VDC charged) Discharge current: 10A natural cooling, 15A with heat sinks, 30A peak Short circuit protection: Yes Overcharge protection: 4.25±0.025V, 4.15±0.05V Discharge protection: 2.50±0.08V, 3.00±0.1V Current protection: 20 - 30A … ### BMS module 3S, 12.6V, 20A - Page: https://sigmanortec.ro/en/bms-module-3s-126v-20a - Details: https://sigmanortec.ro/en/llms/p/339.md - Price: 10.08 RON - Availability: In stock; 1-2 zile - Reference: 33561 · EAN: 5940142291261 - Specifications: Technology: Lithium Ion; Load voltage: 12.6VDC; sway: Not; Number of cells: 3S BMS module for Li-Ion 3S battery packs, total voltage 12.6V at full charge, without balancing function. Nominal current 20A. Overcharge protection 4.25-4.35V per cell and over-discharge protection 2.3-3.0V per cell. Internal resistance below 150mAh. Dimensions 51 x 23 x 4 mm. Suitable for battery packs made of 3 18650 cells. ### BMS module 3S, 40A, 12.6V - Page: https://sigmanortec.ro/en/bms-module-3s-40a-126v - Details: https://sigmanortec.ro/en/llms/p/340.md - Price: 9.30 RON - Availability: In stock; 1-2 zile - Reference: 33611 · EAN: 5942330508984 - Specifications: Technology: Lithium Ion; Load voltage: 12.6VDC; sway: Not; Number of cells: 3S BMS module for 3S Li-Ion packs, Enhanced version, with charging voltage 12.6VDC. Supports a nominal discharge current of 40A and a maximum charge current of 10A. No balancing function. Dimensions: 41 x 55 x 3.4mm. Manages charge and discharge protection, suitable for assembling 12.6V batteries from 18650 cells, used in tool applications. ### BMS module 3S, 40A, 12.6V, with balance - Page: https://sigmanortec.ro/en/bms-module-3s-40a-126v-with-balance - Details: https://sigmanortec.ro/en/llms/p/341.md - Price: 10.21 RON - Availability: In stock; 1-2 zile - Reference: 33586 · EAN: 5948921850463 - Specifications: Technology: Lithium Ion; Load voltage: 12.6VDC; sway: Yes; Number of cells: 3S 3S BMS module with balance for Li-Ion 18650 batteries, used to assemble battery packs for tools and DIY projects. Provides charge and discharge protection for 3 cells in series, supports a charging voltage of 12.6VDC, a maximum discharge current of 40A and a maximum charge current of 10A. Charging and discharging occur through the same port. Dimensions: 41 x 55 x 3.4mm. ### Battery Indicator 2S 8.4V - Page: https://sigmanortec.ro/en/battery-indicator-2s-84v - Details: https://sigmanortec.ro/en/llms/p/232.md - Price: 13.75 RON - Availability: In stock; 1-2 zile - Reference: 33285 · EAN: 5943525093520 - Specifications: Load voltage: 8.4VDC; Number of cells: 2S Battery Indicator 2S 8.4V (ref. 33285) is an LED module for displaying the charge level of a Li-Ion 2S 8.4V battery pack (2 cells of 3.7V). Pressing the button makes the LEDs show the battery status in stages. Compatible only with 3.7V x 2 cells. Dimensions: 62 x 15.8 x 2.7 mm, slim form factor for discreet mounting in electronic projects and portable equipment. ### 3S 12.6V Battery Indicator - Page: https://sigmanortec.ro/en/3s-126v-battery-indicator - Details: https://sigmanortec.ro/en/llms/p/233.md - Price: 14.46 RON - Availability: In stock; 1-2 zile - Reference: 33286 · EAN: 5944187350891 - Specifications: Load voltage: 12.6VDC; Number of cells: 3S LED indicator for 3S Li-ion batteries at 12.6V. Pressing the button makes the LEDs show the battery's charge level. Compatible with the 3 x 3.7V configuration. Thin, compact format with dimensions 62 x 15.8 x 2.7 mm. Useful for quick checks in electronics projects, battery packs and portable equipment. ### 4S 16.8V Battery Indicator - Page: https://sigmanortec.ro/en/4s-168v-battery-indicator - Details: https://sigmanortec.ro/en/llms/p/234.md - Price: 14.99 RON - Availability: In stock; 1-2 zile - Reference: 33287 · EAN: 5940410035276 - Specifications: Load voltage: 16.8VDC; Number of cells: 4S LED indicator for 4S 16.8V lithium batteries (33287). Displays charge level at the press of a button, with multiple LED steps for clear visual indication. Compatible with 4S packs at 3.7V per cell. Charging voltage: 16.8VDC, cell count: 4S. Slim form factor, dimensions 62 x 15.8 x 2.7 mm, easy to integrate. ### PowerBank charging module, bidirectional, 22.5W, PD3.0, 3.7V, display - Page: https://sigmanortec.ro/en/powerbank-charging-module-bidirectional-225w-pd30-37v-display - Details: https://sigmanortec.ro/en/llms/p/2089.md - Price: 46.15 RON - Availability: Out of stock - Reference: 9918 · EAN: 5942365776600 Module for quickly creating a powerbank on 3.7V Li-Ion, polymer, 18650 or 21700 batteries in parallel, offers bidirectional charging and discharging via USB-C and USB output, with total power up to 22.5W. It automatically supports PD2.0 PD3.0, PPS and QC for fast charging, has a digital display and LED for level, includes complete protections and a thermal sensor for battery safety. Fast charging powerbank module, designed for 3.7V lithium batteries, including polymer, 18650 and 21700 types, which allows the creation of a powerbank with the ability to provide a total output power of 22.5W via QC (Quick Charge) and PD (Power Delivery) 2.0 and 3.0. ### XH-M609 module, low voltage disconnect, 7-50V - Page: https://sigmanortec.ro/en/xh-m609-module-low-voltage-disconnect-7-50v - Details: https://sigmanortec.ro/en/llms/p/1623.md - Price: 14.22 RON - Availability: In stock; 1-2 zile - Reference: 9510 · EAN: 5946537077922 - Specifications: Supply Voltage: 7; Maximum Input Voltage: 50; Output Type Voltage: Closed-Open Contact; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English. XH-M609 module for automatic disconnection of the load at low voltage, operates between 7 and 50VDC (supply voltage 6-50VDC). Disconnect and reconnect thresholds are adjustable in 0.1V steps, display shows real-time voltage, status LED, 20A relay rated at 14VDC / 20A at 125VAC. Standby consumption 0.2-0.5W, operating consumption 1-2W. Dimensions 57 x 42 x 19mm. ### MPPT module, 1 cell, CN3791, 12V solar panel charging - Page: https://sigmanortec.ro/en/mppt-module-1-cell-cn3791-12v-solar-panel-charging - Details: https://sigmanortec.ro/en/llms/p/1461.md - Price: 27.23 RON - Availability: In stock; 1-2 zile - Reference: 9355 · EAN: 5946286275501 - Specifications: Technology: Lithium Ion; Load voltage: 4.2VDC; Number of cells: 1S; Source Type: descend MPPT module for solar charging of a 1-cell Li-Ion battery, powered by a 12V panel, automatically optimizes the current depending on the available power, integrates a power transistor without an external resistor and a blocking diode, offers thermal protection and a low-consumption sleep mode, and the LEDs indicate the charging status and completion, the current is adjustable up to 500mA. MPPT mode for charging a battery, which can be powered by solar panels. The module includes a power transistor that does not require an external current detection resistor and blocking diode.