BMS NMC 3S 10A WITH NICKEL WITHOUT BAL (JLGW) (4b31)

114.41 Price Excluding Tax

Specification Details
Battery Type NMC Lithium-Ion
Series 3S
Nominal Voltage 11.1V
Max Charge Voltage 12.6V
Continuous Discharge Current 10A
Peak Current ~12–15A
Balancing No (Without BAL)
Nickel Strip Included (pre-attached)
Protection Features Overcharge, Over-discharge, Overcurrent, Short-circuit
PCB Brand JLGW
Model Code 4b31
Size (L × W × H) Approx. 55 × 18 × 4 mm
Weight Approx. 8–12 g (with nickel)

7 in stock (can be backordered)

Description

BMS NMC 3S 10A WITH NICKEL WITHOUT BAL (JLGW) (4b31)

High-Performance 3S 10A Lithium-Ion Battery Protection Board with Nickel Strip (No Balancing)

The BMS NMC 3S 10A With Nickel WITHOUT BAL (JLGW) (4b31) is a robust and reliable Battery Management System designed for 3S (11.1V) NMC lithium-ion battery packs. With a 10A continuous discharge rating, this BMS is ideal for medium-power applications and DIY battery builds.

The board comes with a pre-attached nickel strip, making it simple to weld directly onto 18650, 21700, or similar lithium-ion cells. This model is WITHOUT balancing, perfect for packs built using voltage-matched and capacity-matched cells.

It provides all essential protections including overcharge, over-discharge, overcurrent, and short-circuit, ensuring your battery system remains safe and reliable.


Key Features

  • Compatible with 3S (11.1V) NMC lithium-ion cells

  • 10A continuous discharge capability

  • Supplied with pre-welded nickel strip for easy spot-welding

  • No balancing function (WITHOUT BAL)

  • Offers complete safety protection:

    • Overcharge protection

    • Over-discharge protection

    • Overcurrent protection

    • Short-circuit protection

  • Compact and lightweight

  • High-quality MOSFET & JLGW control board

  • Ideal for DIY battery pack assembly and medium-power devices

Applications

Perfect for various medium-power 3S lithium-ion battery systems, such as:

  • 18650 / 21700 3S battery packs

  • Bluetooth speakers

  • Robotics & DIY projects

  • LED backup lights

  • Portable electronics

  • IoT gadgets

  • Power banks (3S type)

  • RC toys & hobby devices

Additional information

Weight 50 g