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3S/4S/5S 100A BMS – 12V/16.8V/21V Li-ion Lithium Battery Protection Board with Balance Charging

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3S/4S/5S 100A BMS – 12V/16.8V/21V Li-ion Lithium Battery Protection Board with Balance Charging
  • 3S/4S/5S 100A BMS – 12V/16.8V/21V Li-ion Lithium Battery Protection Board with Balance Charging_img_0
  • 3S/4S/5S 100A BMS – 12V/16.8V/21V Li-ion Lithium Battery Protection Board with Balance Charging_img_1

3S/4S/5S 100A BMS – 12V/16.8V/21V Li-ion Lithium Battery Protection Board with Balance Charging

245 BDT
sold_units 14
1

Specifications:

  1. Battery Configuration: Supports 3S (12V), 4S (16.8V), and 5S (21V) Li-ion Battery Packs
  2. Battery Type: 18650 Li-ion / LMO / Ternary Lithium / Li-Polymer
  3. Maximum Discharge Current: 100A
  4. Charge Voltage: 12.6V (3S) / 16.8V (4S) / 21V (5S)
  5. Balance Charging: Yes
  6. Protection Functions: Overcharge, Over-discharge, Overcurrent, Short Circuit Protection
  7. PCB Size: Approx. 60mm x 45mm x 3mm
  8. Application: Power Banks, E-Bikes, Solar Energy Storage, Power Tools

Description:

This multi-configuration BMS (Battery Management System) protection board is designed for 3S, 4S, and 5S lithium-ion battery packs, ensuring safe operation with high current protection up to 100A. The built-in balance charging feature prevents voltage imbalance between cells, improving battery lifespan and performance.

Equipped with advanced safety protections, including overcharge, over-discharge, overcurrent, and short circuit protection, this BMS module is perfect for high-power applications such as E-bikes, DIY battery packs, solar energy storage, and power tools.

Applications:

  1. DIY Lithium Battery Packs – Customizable for 3S, 4S, or 5S configurations
  2. Electric Vehicles & E-Bikes – Reliable battery protection for high-power motors
  3. Solar Energy Systems – Stable voltage management for long-term use
  4. Portable Power Solutions – Safe & efficient battery management


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