Description

The BMS 3S 25A is a high-performance Battery Management System designed for 3-cell (3S) lithium-ion or lithium-polymer battery packs. It provides reliable protection and balanced charging to improve battery safety, efficiency, and lifespan. Supporting up to 25A continuous discharge, this compact protection board is ideal for DIY battery packs, robotics, power tools, portable power stations, solar projects, LED lighting systems, and electric mobility applications.

Built with multiple safety features, the BMS safeguards your battery against overcharging, over-discharging, over-current, short circuits, and cell imbalance, ensuring stable performance during charging and discharging. It is compatible with 18650 lithium-ion cells and other 3.7V lithium cells connected in a 3S configuration (11.1V nominal, 12.6V fully charged).

Key Features:

Supports 3S (11.1V / 12.6V) lithium battery packs
25A continuous discharge current
Built-in cell balancing for longer battery life
Overcharge, over-discharge, over-current, and short-circuit protection
Compact, lightweight, and easy to install
Suitable for 18650 Li-ion/LiPo battery packs
Ideal for DIY electronics, robotics, power tools, e-bikes, solar systems, and portable power applications.