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3S 20A 11.1V-12.6V Li-ion Battery BMS Protection Board
SKU ES-D3-005 · Packed weight 25 g (estimated)
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A CA-3S-20A-E-marked protection board for three lithium-ion cells in series. The listed 11.1 V nominal and 12.6 V full-charge reference assumes cells intended for 4.2 V charging. Use a separate matched 3S charger and follow the exact board wiring instructions. Balancing has not been verified, and the 20 A marking is not a measured continuous-current rating.
Product Description
A CA-3S-20A-E-marked protection board for three lithium-ion cells in series. The listed 11.1 V nominal and 12.6 V full-charge reference assumes cells intended for 4.2 V charging. Use a separate matched 3S charger and follow the exact board wiring instructions. Balancing has not been verified, and the 20 A marking is not a measured continuous-current rating.
Technical Specifications
| Board marking | CA-3S-20A-E |
|---|---|
| Cell configuration | 3S (3 cells in series) |
| Pack voltage identification | 11.1 V nominal / 12.6 V full-charge reference |
| Current marking | 20 A; continuous load not measured |
| Balancing | Not verified |
| Board function | Battery protection; separate matched charger required |
| Protection thresholds | Not confirmed |
| Manufacturer part number | CA-3S-20A-E |
Package Contents
1 × 3S 20A 11.1V-12.6V Li-ion Battery BMS Protection Board.
Warranty & returns
Product-specific warranty duration and coverage have not been confirmed. Contact ElectroShelf before purchase and see the Returns & warranty policy for the support process.
Check the pinout and voltage of your exact revision before wiring. Alternatives are listed explicitly; we never silently substitute a component.
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