4S 40A BMS – 16.8V Li-ion Protection Board with Top Balancing
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$7.95$9.00
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Color
Black
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Product Description:
Upgrade your 4S lithium-ion battery packs with this 4S 40A BMS. Designed to provide overcharge, over-discharge, overcurrent, and short-circuit protection, this version also includes top balancing, ensuring all cells rea...