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

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Ensure safe and efficient performance of your 4-series 18650 battery pack with this 18650 4S
40A BMS. Designed to manage 4-cell (4S) Li-Ion battery packs, this BMS provides reliable
protection against overcharge, over-discharge, overcurrent, and short circuits. With a high
current rating of 40A, it’s ideal for high-power applications such as e-bikes, power tools, solar
storage, and DIY battery projects

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