4S 5S 100A BMS Protection Circuit Board for LiFePO4 Lithium Battery with Balancing

Specification:

• Type: 4S/5S BMS protection circuit board for LiFePO4 and ternary batteries
• Current Rating: 100A continuous discharge and charge handling
• Voltage: Supports 14.6V (4S) and 18.2V (5S) nominal configurations
• Balancing: Passive cell balancing for improved pack longevity
• Protections: Overcharge, over-discharge, overcurrent, short-circuit protection
• Connections: Clearly labeled pads for cell, B-, P+, and thermistor
• Form Factor: Compact PCB with mounting holes for secure installation
• Thermal: Designed for moderate heat dissipation with thermal pads
• Compatibility: Suitable for DIY battery packs and small EV/solar systems
• Indicators: Test pads and clear ASCII-friendly silkscreen labeling

Description:
This 4S/5S 100A BMS protection circuit board provides robust safety for LiFePO4 and ternary lithium battery packs, featuring passive balancing and full protection functions against overcharge, over-discharge, short circuit and overcurrent. The compact PCB includes labeled pads and mounting holes for easy integration into DIY battery assemblies and energy systems. Designed with reliable thermal considerations and ASCII-friendly silkscreen, it simplifies wiring, testing and maintenance while extending battery life in solar, EV or portable power applications.