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Battery Charging Balancer for Lithium-ion 18650 16.8V 40A 4S

Battery Charging Balancer for Lithium-ion 18650 16.8V 40A 4S

The 4S 14.8V 16.8V 40A Lithium Battery Protection Board is a compact and efficient electronic module designed to protect and manage 4-string 18650 lithium battery packs. It includes an automatic recovery feature to enhance battery reliability and lifespan.
24.00 AED 24.00 AED Tax Included
24.00 AED Tax Included

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Features:

  • Voltage Compatibility: Suitable for 4-cell lithium battery packs (3.6V/3.7V nominal voltage per cell)
  • Compact Design: Small and lightweight at 46 × 60 × 3.4 mm and 10.3g
  • Charging Voltage Range: 16.8V to 18.1V
  • Current Ratings: 40A continuous discharge, 20A continuous charge (reduce current in poor cooling environments)
  • Auto Recovery: Automatically recovers from faults without user intervention

Specifications:

  • Type: 4-string 16.8V lithium battery protection board
  • Recovery Function: Yes (Auto Recovery)
  • Battery Type: 18650 lithium batteries
  • Product Size: 46 × 60 × 3.4 mm
  • Product Weight: 10.3g
  • Charging Voltage: 16.8V – 18.1V
  • Max Continuous Discharge Current: 40A
  • Max Continuous Charge Current: 20A

Applications:

  • Battery packs for electric bikes and scooters
  • Power tools
  • DIY lithium battery storage systems
  • Solar-powered systems

Connection Schematic:

4S Battery Protection Board Wiring Diagram