4S 40A BMS Protection Board for 18650 Li-ion Battery Pack
● In Stock
| SKU | AT-0144 |
| Category | Electronic Components |
| Availability | In Stock |
| Shipping | Countrywide delivery · Free on orders over KSh10,000.00 |
Description
4S 40A BMS Battery Protection Board: a compact and essential module for building or repairing 4-series lithium battery packs. It is specifically designed for 4S battery configurations made from 18650 lithium-ion cells, including standard Li-ion, LMO, and ternary lithium batteries. This BMS board protects your battery pack against overcharge, over-discharge, over-current, short circuit, and cell imbalance. Integrated balance charging circuitry ensures that all four cells maintain nearly equal voltage during charging, improving battery performance, safety, and lifespan. With support for up to 40A continuous discharge current, this board is suitable for high-power applications such as ele
Key Features
- Designed for 4S lithium battery packs
- Compatible with 18650 Li-ion, LMO, and ternary lithium cells
- Supports up to 40A continuous current
- Built-in balance charging function
- Overcharge protection
- Over-discharge protection
- Over-current protection
- Short circuit protection
- Cell balancing improves battery lifespan
- Compact and easy to install
- Suitable for DIY and commercial battery packs
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