This 3S 20A BMS (Battery Management System) is designed to manage and protect a 3-cell (3S) 18650 lithium-ion battery pack, providing a total nominal voltage of 11.1V (12.6V fully charged). It ensures safe charging, discharging, and balanced operation of the battery cells.
Key Features:
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Cell Configuration: 3S (3 cells in series)
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Rated Current: 20A (suitable for medium to high-drain applications)
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Voltage Range: 9.0V – 12.6V
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Protection Functions:
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Overcharge protection
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Over-discharge protection
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Overcurrent protection
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Short-circuit protection
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Cell balancing function
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Application: Ideal for DIY battery packs, e-bikes, solar storage systems, LED lights, and other 12V devices.
This BMS extends battery life and enhances safety, making it essential for reliable and efficient battery pack performance.
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