Charging module 3.7V lithium battery, with 5V boost

In Stoc

Quickly transform a 3.7V Li-Ion battery into a practical power bank, charges via MicroUSB port and delivers a stable 5V output through a female USB, includes protection for charging and discharging between 3.0 and 4.2V, provides current up to 500mA for charging the phone or powering devices at 5V.

3.81 RON

TP5100 Lithium Battery Charging Module, 1S-2S

In Stoc

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.

6.74 RON

Lithium battery charging module, TP4056, 5v, 1A, with protection, MicroUSB

In Stoc

Compact module for charging 3.7V 1S Li-Ion battery, ideal for DIY projects and portable devices, offers stable charging at 1A from a 5V source via MicroUSB or pins, includes discharge, overcurrent and short circuit protection, has separate outputs for battery and consumer for easy integration.

2.98 RON

Battery charging module XH-M602, 220VAC, display, 0-99.9VDC

In Stoc

Module for automatically maintaining charged batteries, monitors voltage and controls via relay the charger start and stop between set thresholds. It has a display for quick START STOP display and adjustment, operates at 220VAC with integrated power supply, controls batteries in the range 0-99.9VDC, suitable for UPS, solar systems and industrial applications.

44.62 RON

XH-M603 12-24V battery charging module with display

In Stoc

Charge control module for 12-24V batteries, functions as a smart relay that automatically starts and stops charging between set thresholds, has a display for displaying voltage and simple adjustment using buttons, accepts DC 10-30V power supply and includes LM2596 regulator, ideal for maintaining car, motorcycle or solar panel batteries.

25.03 RON

1S 3.3 - 4.2VV Battery Status Indication Module

In Stoc

Quickly displays the charge level for a 1S lithium cell between 3.3 and 4.2V, with 4 blue bars for 25, 50, 75 and 100% and a red outline when it drops below 25%. It operates at 3.7V DC with low consumption of approximately 5mA, it is compact, 43.5 x 20mm, ideal for portable projects and electronic equipment.

6.88 RON

Battery Status Indicator Module 2S 8.4V

In Stoc

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.

6.74 RON

Battery Status Indicator Module 3S, 12.6V

In Stoc

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.

6.76 RON

Battery Status Indicator Module 4S, 16.8V

4S, 16.8V Battery Status Indication Module

In Stoc

It quickly displays the charge level for 4S 16.8V Li-ion packs, through 4 blue bars, and below 25% only the red outline remains lit. It operates at 16.8VDC, has low consumption of approximately 5mA, compact format 43.5x20mm , clear thresholds for 25, 50, 75 and 100% based on voltage.

6.74 RON

UPS module 12V, lithium battery 3.7V

In Stoc

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.

15.17 RON

UPS booster 3.7V to 9V module - 50x20x6.3mm

UPS module 9V, lithium battery 3.7V

In Stoc

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.

21.28 RON

MPPT solar battery charging module, 3.7V, CN3065

Dual Powerbank Module, 5V, 2A

In Stoc

Transforms a 3.7V Li-ion battery into a compact external battery, with two 5V USB outputs up to 2A for simultaneous powering of gadgets. It charges easily via MicroUSB, has a status LED and high efficiency of up to 90%. Includes overcharge and overdischarge protection, for safe and stable operation.

12.33 RON

1S-8S battery tester, display and buzzer

In Stoc

Quickly monitor the status of 1S-8S lithium battery packs, display the voltage on each cell or total and warn you with a buzzer when discharging. The low voltage threshold is adjustable from the button, and below 3.3V the LEDs flash and the alarm sounds. Works with Li-Po, Li-Ion and Li-Fe, is powered directly from the battery and measures up to 36V.

10.61 RON

Lithium battery charging module, TP4056, TypeC, 5v, 1A, with protection

In Stoc

Compact 3.7V 1S Li-Ion battery charging and protection module, ideal for DIY projects and portable devices. Powered at 5V via Type C or pins, charges up to 1A with a final voltage of 4.2V, includes over-discharge and over-current protection, offers separate battery and output pins for easy integration into applications.

4.72 RON

Battery status indication module, settable, 1S-8S, V2.0

In Stoc

Compact module for quick battery level indication, configurable for 1S-8S packs by selecting the desired pad. LED display in 25% steps with red LED for low level, operates at 3-34VDC with typical error of 2%, suitable for Li-Ion assemblies and also usable with NiMH within voltage limits. Dimensions 43.5 x 20mm.

11.46 RON

Battery Capacity Tester, ZB2L3, 1-15V

In Stoc

The module for testing the real capacity of batteries between 1 and 15V, by controlled discharge with an external load, displays on the display the voltage, current and mAh consumed during the test, simple 5V power supply via MicroUSB, automatically detects the shutdown voltage or allows manual setting from the buttons, supporting discharge current up to 3A.

22.98 RON

Battery charge control module, XH-M604, 6-50V, 30A

In Stoc

Battery charging control module with display, works as a relay that starts and stops charging according to set thresholds, ideal for maintaining batteries during long periods of non-use. Supports 6-50VDC power supply, current up to 30A, fine adjustment with 0.1V step for start and stop, displays battery voltage in real time and is quickly set from the buttons.

29.21 RON

Lead-Acid battery balance module, 2S, HT-10C, with active balance and interconnection

In Stoc

Active balancing module for 2S Lead-Acid batteries, optimizes charging and extends battery life by transferring energy from the more charged battery to the less discharged one when the difference exceeds 50 mV. Offers up to 10A of balancing current, backlit display for quick monitoring, mounts on the rail and allows multiple modules to be interconnected in series for multi-battery systems.

423.50 RON

Battery storage module, 2-6S, 1W, XT60

In Stoc

Plug and forget mode for bringing LiPo and Li-Ion batteries to storage voltage, automatically discharges up to 3.85V per cell and stops itself when reaching the target. Automatically identifies the number of cells, works with 2S-6S batteries on XT60 connector, 1W dissipation for controlled discharge and very low consumption after completion.

60.86 RON

Storage mode for Lithium batteries, 2-6S, 0V mode, XT60 and XT30

Lithium battery storage module, 2-6S, 0V mode, XT60 and XT30

In Stoc

Practical way to bring Lithium batteries to 3.8V per cell storage voltage, ideal for long-term storage, supports 2S-6S packs and includes 0V jumper option for full discharge upon disposal. Features XT60 and XT30 connectors for quick compatibility, total voltage display and status LED for discharge monitoring.

70.99 RON

Out-of-Stock

Lithium battery balancing and discharging module, 2-6S, adjustable

Out-of-Stock

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.

83.21 RON

Active balance mode, Lithium, 4S, 1.2A

In Stoc

Quickly and efficiently equalizes cells in 4S lithium packs up to 16.8V, through active balancing with energy transfer between cells without heating. Provides balancing current up to 1.2A for larger differences between cells, operates with 2-4.5V per cell, compatible with Li-Ion and LiFePO4, simple connection via XH-2.54 5P connector.

55.73 RON

Active balance module, Lithium, 6S, 1.2A

In Stoc

Allows rapid cell equalization in 6S packs up to 25.2V, through active balancing with energy transfer between cells, without heat dissipation. Provides balancing current up to 1.2A for larger differences between cells, improving battery autonomy and life. Compatible with 2-4.5V cells, including Li-Ion and LiFePO4, easy connection via XH-2.54 7P connector.

84.26 RON

Active balance mode, Lithium, 3S, 1.2A

In Stoc

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.

43.32 RON

Active balance mode, Lithium, 5S, 1.2A

In Stoc

Allows rapid cell equalization in 5S lithium packs up to 21V, through active balancing with direct energy transfer between cells, without heating as in passive solutions. Provides balancing current up to 1.2A to reduce voltage differences, works with 2-4.5V cells including Li-Ion and LiFePO4, easy connection via XH-2.54 6P connector.

86.48 RON

3S, 12.6V balancing module

In Stoc

Equalizes the voltage of 3 Li-ion cells of 3.7V connected in series, for 3S 12.6V packs, connects to the balance port and works together with a BMS without balance. Detects cells reaching 4.2V and limits their charging through an integrated resistor, allowing the others to reach the same level. Balance current 66mA per cell.

10.10 RON

5S, 21.0V balance mode

In Stoc

Automatically equalizes the voltage of cells in 5S 21.0V Li-Ion packs, by connecting to the balance port, ensuring uniform charging at 4.2V per cell. Works with BMS without balance function, limits cells reached the threshold through integrated resistor, balance current 66mA per cell, useful for maintaining battery performance and lifespan.

14.99 RON

6S, 25.2V balancing module

In Stoc

Allows balancing of cells in a 6S 25.2V Li-ion pack, bringing each cell to the same voltage by connecting to the balance port. Detects cells reaching 4.2V and limits their charging via integrated resistor to let the others recover. Works with a BMS without balance, balance current 66mA per cell.

16.38 RON

4S, 16.8V balancing module

Last items in stock

Allows automatic balancing of 4 Li-Ion 3.7V cells in series, by connecting to the 4S balance port, brings the cells to the same voltage when charging and is ideal with a BMS without balance function, limits cells reaching 4.2V through the integrated resistor to let the others recover, balance current 66mA per cell, for 16.8V.

9.86 RON

Lithium charging module, 5V to 4.2V, IP2312, CV, CC, Type-C, 3A, QC

In Stoc

4.2V Li-Ion/Li-Polymer battery charging module, ideal for portable projects, with IP2312 and efficient CC/CV charging. Offers trickle charge 100mA below 3V for discharged cells, then goes up to 3A, the current is adjustable. Powered at 5V via USB Type-C or IN pads, supports QC for fast charging. Red LED during charging, blue at the end.

12.05 RON

Lithium charging protection module, 6-60V, 30A, Display, serial

Lithium charge protection module, 6-60V, 30A, Display, serial communication, XY-L30A

In Stoc

Module for protection and automatic control of 6-60V battery charging, controls the charger via 30A relay with optocoupler and stops or starts charging at manually set HIGH and LOW thresholds. Displays voltage, time and battery percentage on the display, allows limiting the maximum charging time for safety, offers UART 9600 serial communication for monitoring and integration.

34.69 RON

Battery charge-discharge control module, 6-60V, 30A, CD63L30A

In Stoc

Control module for charging and discharging protection of 6-60V batteries, automatically controls a 30A relay to maintain the voltage between the set thresholds, works with both charger and consumer, has a timer for maximum charging limit, display with voltage, time and battery percentage, direct output without voltage conversion.

89.58 RON

Powerbank 18650 module, 4P, 5V and 3V output, for development

18650 Powerbank Module, 4P, 5V and 3V Output, for development boards, automatic shutdown

In Stoc

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.

54.37 RON

Powerbank module 18650, 2P, 5V and 3V output, for development boards, automatic shutdown

In Stoc

Power Arduino, Raspberry Pi, and other development boards from up to 2 18650 cells in parallel, providing stable 5V and 3V outputs on 2.54mm pins and a female USB port. It has integrated charging via MicroUSB or USB-C, protection against overvoltage, overcurrent, and short circuit, plus automatic shutdown during inactivity and LEDs for battery level.

31.47 RON

Powerbank 18650 module, 1P, 5V and 3V output, for development

Out-of-Stock

Powerbank module 18650, 1P, 5V and 3V output, for development boards

Out-of-Stock

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.

20.27 RON

Battery status indicator module, panel, 8-100VDC, with LCD

In Stoc

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.

47.72 RON

Battery voltage protection module, under-voltage, over-voltage, with display, 6-40VDC

Last items in stock

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.

28.29 RON

Load module, battery capacity tester, FX35, 35W, 5A, 1.5-25VDC, with display

Last items in stock

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.

88.84 RON

Automatic source-battery switch module, DC, settable voltages, 12V, 10A

In Stoc

It ensures automatic switching between the DC source and the 12V battery for uninterrupted power supply of equipment, powers the consumer from the main source and charges the battery when there is voltage, instantly switches to the battery when the mains fails, the charging start and stop thresholds are adjustable from potentiometers, supports up to 10A and has compact dimensions.

49.08 RON

QC3.0 module, dual USB, Type-C, MicroUSB, 3.7V to QC3.0 5V, 9V, 12V, 18W

In Stoc

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.

34.86 RON

Placa expansiune D1 Mini pentru baterie, TP4056, cu ridicator 5V

D1 Mini battery expansion board, TP4056, with 5V step-up

Last items in stock

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.

11.94 RON

Active balance module Lithium, 3S, 1A, HiBMS

In Stoc

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.

67.84 RON

Active balance module Lithium, 4S, 1A, HiBMS

Last items in stock

Active balance module for 4S packs with Li-Ion or LiFePo4 cells, transfers energy between adjacent cells for fast equalization, without high heat dissipation. Provides balancing current up to 1A depending on voltage difference, operates only above 3.3V for safety, has status LED and protective housing, includes 24AWG cable with 4-pin plug.

72.62 RON

Active balance module Lithium, 6S, 1A, HiBMS

In Stoc

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.

92.52 RON

Solar lamp control module, 1S, 2S, 3S lithium battery charging

In Stoc

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.

60.54 RON

Modul Balans Smart, 3-10S, Litiu, cu balans activ 1A

Smart Active Balance Module, 3-10S, Lithium, with 1A active balance, Bluetooth, 42V

In Stoc

Actively balances 3-10S Li-ion, LiFePO4 or LTO battery packs, transferring energy between cells up to 1A for better autonomy and reduced wear. Includes Bluetooth with monitoring and settings from the app on your phone or PC, RS485/UART communication and equalization accuracy ±20mV, with very low idle power consumption. Comes with external Bluetooth module and 10S balance cables.

274.13 RON

Active Balance Module, 4-10S, Lithium, with active balance 1A

Active Balance Module, 4-10S, Lithium-Ion, with active balance 1A, 42V

In Stoc

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.

163.68 RON

Modules for Batteries

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