3S 20A BMS Protection Board 18650 Lithium Battery 11.1V to 12.6V 18650 Li-ion Cell

The 3S 20A BMS (Battery Management System) is designed for 3-cell lithium-ion (18650) battery packs, giving a total output voltage of 11.1V to 12.6V. It provides overcharge, over-discharge, overcurrent, and short-circuit protection, ensuring safe and stable battery operation.
It also balances all 3 cells for longer battery life and improved performance.

Key Features:

• Supports 3S lithium-ion battery packs

• Continuous discharge current: 20A

• Balanced charging support

• Overcharge & over-discharge protection

• Short-circuit & overcurrent protection

• Compact, durable PCB design

• Extends battery performance and lifespan

Applications:

• 18650 battery packs

• Portable power banks

• DIY energy storage systems

• RC models & robotics

• LED backup systems

• Solar power projects

Condition:
Brand New – High-Quality Protection Board