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.
Usually Ships Out in 48 hours
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Good seller. Timeous responses and delivery is very quick. The product was received and was great quality and fit like a glove. Would gladly recommend and use them again
I am very happy with the buy, I can now know what is happening with my car even before I take it to the mechanic
Good stuff
Awesome product. Keeps my feet warm.
WOrks and looks great
Excellent set of batteries.
Manual Rivet Nut Gun Kit
Good quality works perfectly
Great product that the kids love.
Prompt delivery & big savings from the discounted prices. All downlights received in perfect condition.
Happy with wheels
True to Size
Excellent delivery time
I bought four wheels to fit to a small wagon I built. Running like a hot knife through butter Very happy with this product!
Good cable. Nice to be able to see the wattage for the charging. Good price
excellent service. fast & efficient.
5 stars ...keep it up !!!!
