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4S 40A 16.8V Lithium-ion Battery BMS Protection Board | 4 Cell 18650 Li-ion Pack 16.8V

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4S 40A 16.8V Lithium-ion Battery BMS Protection Board | 4 Cell 18650 Li-ion Pack 16.8V
  • 4S 40A 16.8V Lithium-ion Battery BMS Protection Board | 4 Cell 18650 Li-ion Pack 16.8V_img_0

4S 40A 16.8V Lithium-ion Battery BMS Protection Board | 4 Cell 18650 Li-ion Pack 16.8V

170 BDT
sold_units 12
1

Specifications:

  1. Battery Type: 4S (4-cell) 18650 Li-ion
  2. Voltage Range: 16.8V (fully charged)
  3. Discharge Current: Continuous 40A
  4. Charge Current: Max 20A
  5. Overcharge Protection: 4.25V ± 0.05V per cell
  6. Over-discharge Protection: 2.7V ± 0.1V per cell
  7. Short Circuit Protection: Yes
  8. Temperature Protection: Not included
  9. Balancing Function: Not included
  10. Size: Approx. 56mm x 45mm x 3mm | Weight: ~15g

Description:

This 4S 40A BMS (Battery Management System) is designed for 4-cell 18650 lithium-ion battery packs. It offers reliable overcharge, over-discharge, overcurrent, and short-circuit protection to ensure the safety and longevity of your batteries. Ideal for high-drain applications like DIY power banks, electric tools, and e-bikes.

Applications:

  1. 4S 18650 lithium-ion battery packs
  2. DIY solar power systems
  3. Electric bikes and scooters
  4. High-drain DC tools and machines
  5. Power bank and energy storage systems


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