18650 4S 40A BMS (Battery Management System)
Key Features:
● Configuration: 4S (14.8V / 16.8V fully charged)
● Current Rating: 40A continuous discharge
● Protection Functions: Overcharge, over-discharge, overcurrent, and short-circuit
protection
● Cell Balancing: Ensures uniform charging across all cells
● Usage: Suitable for Li-Ion 18650 battery packs in e-bikes, DIY power banks, solar
systems, and high-load devices


