Description:
The 3S 18650 40A Lithium Battery Protection BMS Board – Enhanced is designed to safeguard 3-series lithium-ion battery packs, commonly utilising 18650 cells. It provides comprehensive protection against overcharging, over-discharging, and short circuits, ensuring the safety and longevity of your battery packs. The enhanced version includes an additional passive component for improved protection and features an auto-recovery function, allowing the system to resume normal operation after fault conditions are resolved.
This BMS board supports a maximum continuous discharge current of 40A and a continuous charge current of 20A, making it suitable for high-power applications such as electric drills, sprayers, LED lights, and low-power inverters up to 400W. Its compact design, measuring 45mm x 55mm x 3.4mm and weighing approximately 9.3 grams, facilitates easy integration into various battery configurations. By ensuring balanced charging and discharging cycles, this board extends the overall lifespan and efficiency of your battery packs.
Specifications:
- Battery Configuration: 3 Series (3S) lithium-ion batteries
- Nominal Voltage: 11.1V (3.7V per cell)
- Charging Voltage: 12.6V to 13.6V
- Max Continuous Charge Current: 20A
- Max Continuous Discharge Current: 40A
- Overcharge Detection Voltage: 4.25V ± 0.05V per cell
- Over-discharge Detection Voltage: 2.8V ± 0.05V per cell
- Dimensions: 45mm x 55mm x 3.4mm
- Weight: 9.3 grams
Features:
- Enhanced protection with additional passive components
- Auto-recovery function for seamless operation after fault resolution
- Overcharge, over-discharge, and short circuit protection
- Passive cell balancing for uniform charging and discharging
- Compact and lightweight design for easy integration
Contents:
- 1 x 3S 18650 40A Lithium Battery Protection BMS Board – Enhanced
