1pc 3S 20A 12.6V 18650 Module Li-ion Lithium Battery Charger PCB BMS Protection Board
1pc 3S 20A 12.6V 18650 Module Li-ion Lithium Battery Charger PCB BMS Protection Board
This 3S 20A BMS protection board is engineered for 18650 lithium-ion battery packs, delivering reliable charge management at 12.6V. The integrated PCB features automatic recovery functionality that safeguards against overcharge, over-discharge, and short-circuit conditions. With a 20A current capacity, it handles demanding applications while maintaining cell balance across three series-connected batteries. The auto-recovery mechanism restores normal operation once fault conditions clear, eliminating unnecessary downtime. Ideal for power tools, e-bikes, and portable energy systems requiring robust battery protection and longevity.
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