Balance plug protection 2S, XH2.54, 3P

In Stoc

Accessory for protecting the balance connector of 2S batteries, reduces stress on the wires when connecting and disconnecting from the charger and helps prevent damage over time. Compatible with XH 2.54 mm 3-pin connectors, mounts quickly and ensures a firmer grip in use. Includes 1 protection, plug with wires is not included.

1.21 RON

Balance plug protection 3S, XH2.54, 4P

In Stoc

Protection for the balance connector of 3S batteries, reduces the risk of breaking or loosening the wires when connecting and disconnecting from the charger, compatible with XH 2.54 mm 4-pin connectors, provides a more secure grip and easier handling, the package includes 1 protection, the connector with wires is not included.

1.42 RON

Balance plug protection 4S, XH2.54, 5P

In Stoc

Accessory for protecting the balance connector of 4S batteries, reduces mechanical stress when connecting and disconnecting and prevents accidental pulling of wires, contributing to the durability of the wiring over time. Compatible with 5-pin XH2.54 connectors, easy to install, includes 1 protection, balance connector with wires is not included.

1.72 RON

Balance plug protection 5S, XH2.54, 6P

In Stoc

Accessory for the 5S battery balance connector, reduces the risk of breaking or loosening the wires when connecting and disconnecting by taking over the pulling effort. Compatible with XH 2.54 mm, 6-pin connectors, quick, easy and safe installation. The package includes only one protection, the connector with wires is not included.

2.02 RON

Balance plug protection 6S, XH2.54, 7P

In Stoc

Accessory for protecting the balance connector of 6S batteries, reduces the risk of wires being pulled out when connecting and disconnecting from the charger, contributing to a safer and more durable use. Compatible with XH 2.54 mm, 7-pin plugs, easy to install, only one protection is included in the package, the plug with wires is not included.

2.43 RON

Power supply 12.6V 1A with LED status indicator

Power supply 12.6V, Lithium 3S compatible, 1A, with LED status indicator, 220VAC

In Stoc

220VAC to 12.6VDC power supply, ideal for charging 3S lithium batteries in electronic projects. Provides current up to 1A, has LED status indicator, red when charging, green when fully charged, and 5.5x2.1mm cylindrical connector for quick integration and secure connection.

34.45 RON

21V 2A Lithium 5S power supply with LED status

Power supply 21.0V, Lithium 5S compatible, 2A, with LED status indicator, 220VAC

In Stoc

220VAC wall socket power supply with stable 21.0VDC output, suitable for charging 5S lithium batteries in electronic projects. Provides up to 2A current for efficient power supply, includes red charging status LED and green charging status LED, has 5.5x2.1mm cylindrical plug for quick connection. Intended for integration into technical assemblies.

52.36 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

In Stoc

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

PVC heat shrink tube, 140mm, 1 meter, Blue

In Stoc

PVC heat shrink tubing for insulating and wrapping battery packs, ideal for 3S configurations with 18650 cells. Width 140 mm folded, circumference 280 mm, shrinks at 100 C for a uniform fit. Offers high electrical insulation and good resistance, blue finish for quick identification.

28.42 RON

Heat-shrinkable PVC tube, 170mm, 1 meter, Blue

PVC heat shrink tube, 170mm, 1 meter, Blue

In Stoc

PVC insulator for wrapping and protecting battery packs, ideal for 18650 4S configurations, folded width 170 mm, circumference 340 mm, length 1 m. Shrinks evenly at 100 degrees C, with a shrinkage rate of 48 percent horizontally and 12 percent vertically, offers high resistivity and a blue finish for quick identification.

37.61 RON

Heat-shrinkable PVC tube, 190mm, 1 meter, Blue

PVC heat shrink tube, 190mm, 1 meter, Blue

In Stoc

PVC heat-insulating tube for wrapping and insulating battery packs, ideal for 5S configurations with 18650 cells. Folded width 190 mm, circumference 380 mm, shrinks uniformly at 100 degrees C with a shrinkage rate of 48% horizontally and 12% vertically. Blue color, high resistivity for electrical protection in technical applications.

20.51 RON

Self-adhesive cardboard insulation for batteries, 120mm, 0.2mm , 1 meter

In Stoc

Provides electrical, mechanical and thermal insulation for batteries, reducing the risk of short circuits and friction between cells. Self-adhesive cardboard easy to apply, quickly cut to size, 0.2mm thick for thin profile, 120mm wide and 1 meter long for assembly and repair work.

20.32 RON

XT60 power plug at 5.5x2.1mm, compatible with DJI glasses

XT60 to 5.5x2.1mm power plug, compatible with DJI goggles, 121cm length

In Stoc

Power cable that allows you to connect a battery with an XT60 plug to devices with a 5.5x2.1mm input, including DJI FPV V2 goggles, for stable and fast power in the field. It has a robust XT60 connector, a compatible 5.5x2.1mm cylindrical plug, and a length of 121 cm for mounting flexibility, ideal for FPV setups and mobile applications. Compatible with DJI goggles with 2S batteries.

40.01 RON

Nickel-plated tape 2P, 0.15x27mm , roll 10M

In Stoc

The 2P double line nickel-plated tape is ideal for spot welding on lithium battery packs, providing stable connections and good conductivity. Made of nickel-plated steel, it is 0.15 mm thick and 27 mm wide for secure fixation, 10 m roll for multiple jobs, hole pitch 20.25 mm, compatible with 18650 cells.

101.48 RON

Spot welding machine module, 100A Thyristor, time and current adjustable, with display

In Stoc

DIY module for spot welding control, precisely regulates time and current through SCR phase shift, displays values on digital display, setting is done quickly from two potentiometers, easy start via external contact for pedal or button, STM8 microcontroller and 100A thyristor for stable control in industrial and electronic applications.

105.02 RON

Balance charger, LiPo, 2-4S, Type-C power supply, 60W

In Stoc

Ultra-portable charger with balance for 2-4S LiPo batteries, ideal for FPV drones and radio model making, USB Type-C power supply from PD or QC 5-20V sources, power up to 60W with selectable charging current 1-6A, XT60 plug and XH balance port, includes abnormal voltage protection and cell error detection, supports firmware update via PC.

249.64 RON

Balance charger, ToolkitRC, M4, pocket, Type-C power supply, 2-4S, 80W

Last items in stock

Compact charger with balance and IPS color screen, ideal for 1S-4S Lithium batteries at power up to 80W. It is powered directly via USB Type-C with PD or QC protocols or via XT60, has XT60 and XT30 outputs with slide selection for safe connection, includes Storage mode and active cooling for stable use.

308.55 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

18650 battery tester module, capacity, internal resistance, 10W

Out-of-Stock

XH-M609 module, low voltage disconnect, 7-50V

In Stoc

The XH-M609 module ensures automatic disconnection of the consumer at low voltage, protecting the battery against excessive discharge, operates between 7 and 50VDC, the disconnection and reconnection thresholds are easily programmable in 0.1V steps, the display indicates the voltage in real time, the 20A relay switches the load and the LED confirms the operating status.

13.25 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

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

In Stoc

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

Solar charge control module, PWM, RBL-30A, HQ version

In Stoc

PWM controller for solar charging between panel and 12-24V battery, HQ version with better components for increased reliability and lifespan. Offers stable charging up to 30A, LCD display for quick monitoring, 2x USB 5V up to 3A for powering devices, plus programmable light mode for automatic consumer start after sunset.

67.17 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

12.6V 2A power supply for Lithium 3S with LED status

Power supply, compatible Lithium 3S, 12.6V, 2A, with LED status indicator, 220VAC

In Stoc

220VAC power supply with 12.6VDC 2A output, ideal for charging 3S lithium packs in electronic projects. Includes charging status LED, red during charging and green at the end, 5.5x2.1mm cylindrical connector for quick connection, construction suitable for integration into technical applications and prototypes.

44.66 RON

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

In Stoc

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

DC monitor module, 9 in 1, Color display, IPS LCD, 30VDC, 20A

DC monitor module, 9 in 1, 200VDC, Color display, IPS LCD, 30VDC, 20A

In Stoc

Quickly monitor the parameters of a battery or DC source directly from the panel, with a 1.14 inch IPS color display for clear reading. Measures voltage up to 200V and current up to 20A in real time, displays accumulated power, energy and capacity, plus internal resistance and temperature. Separate 6-30V power supply and menu calibration function for adjusting measurements.

109.57 RON

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

In Stoc

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

Load module, consumer, with 1.77 inch LCD display, color, 150W, 0-150V DC, 0-10A

Last items in stock

Electronic load instrument for testing DC sources and controlled battery discharge, with mAh capacity and energy monitoring. 1.77 inch color TFT display for quick reading of voltage, current, power and time, 0-150V and 0-10A range with dissipation up to 150W, active cooling with automatic fan and integrated protections for safe and accurate testing.

220.47 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

Powerbank module for 4S, QC4.0, QC3.0, PD, 5A, 100W, settable 2S, 3S, 5S and 6S

In Stoc

Powerbank module with fast and safe charging, ideal for DIY projects with 18650 batteries, pre-configured 4S and adjustable to 2S, 3S, 5S or 6S LiFePO4. Offers up to 100W and 5A with QC4.0, QC3.0 and PD support, has bidirectional USB-C and multiple ports for simultaneous powering of devices, includes BMS with cell monitoring and battery level display.

153.00 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

In Stoc

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

Spot welding module, 12VDC, adjustable, switch operated

In Stoc

Portable spot welder for spot welding of nickel strips and assembling battery packs, 8-24V power supply with external switch action, 99-level adjustable power for fine control, 3 working modes for adapting to different materials, digital display showing source level and voltage, includes flexible welding pencil with copper contacts for efficient current transfer.

163.66 RON

Spot welding module, 12VDC, model K99, with display

In Stoc

Portable spot welding board, ideal for assembling 18650 battery packs and nickel-plated strips. Operates at 12VDC, has 99 power levels for fine adjustment, 2-digit digital display for quick setting, includes thick cables and flexible copper-tipped pencils for stable contact. Suitable for DIY projects and quick interventions.

147.41 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

Out-of-Stock

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

Out-of-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

Balanced plug 2S, XH2.54 3P, 10cm

In Stoc

Balance connector for 2S lithium packs, ideal for connecting to XH compatible balance chargers. Includes 3-pin XH2.54 plug and 10cm 22AWG silicone cable, easy to route and solder to cells, ensures stable connection and correct voltage reading on each element.

4.88 RON

Modules for Batteries