Fenix ARB-L21 21700 5000mAh Battery

Code: 6942870306933

Fenix ARB-L21 21700 5000mAh Li-ion battery.

The Fenix ARB-L21-5000 battery is a high capacity 21700, Li-ion cell that has been designed for high drain devices such as high intensity flashlights and headlamps. The high capacity (5000mAh) provides excellent reliability and optimum runtimes.

The battery features a built-in protection circuit for damage resistance, triple overheat protection and built-in overcharge and over discharge protection, for safety and reliability.

The 21700 is recommended to use with the following Nitecore chargers: UI1, UI2, UM2, UM4, UMS2 and UMS4.

Please note: Due to customs restrictions we are unable to send Li-ion batteries outside of the UK. Any orders for these batteries with EU or Worldwide delivery will be cancelled and refunded.

  • Capacity: 5000mAh
  • Maximum Output Current: 7.5A
  • Recommended Charging Current: 1A (max. 5A)
  • Protection circuit built into positive terminal for outstanding damage resistance
  • Triple overheat protection for safety and reliability
  • Built-in overcharge and over discharge protection
  • Unique structural design for better impact resistance
  • Button top positive contact for greater versatility
  • Diameter: 21.5 mm
  • Length: 76 mm
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