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Fenix 21700 Rechargeable Li-Ion Battery

Fenix 21700 Rechargeable Li-Ion Battery

The Fenix ARB-L21-5000 is a rechargeable Li-ion 21700 battery that provides the voltage and power needed for extended runtime and higher lumen capacities, and includes three sets of overheat protection: pressure relief, microporous, and a PTC cathodal block.
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$34.55 - $101.00
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The Fenix ARB-L21-5000 is a high capacity 21700 Li-ion rechargeable battery made for Fenix’s next generation high powered flashlights. With a capacity of 5000mAh, and a 7.5A max current, The ARB-L21-5000 includes circuit protection circuit in the anode to help prevent short circuits, over charge/discharge and over heating, and pressure relief vents which expel waste gas in the rare case of an internal short circuit - preventing fires or explosions. Compatible chargers are Fenix’s ARE-A2, ARE-A4, ARE-D1 or ARE-D2.

PLEASE NOTE: This battery is not an 18650, and is not compatible with 18650 flashlights, or older style chargers.

Features of Fenix ARB-L121-5000:
  • 500 Recharge Cycles
  • 5000 mAh Capacity
  • Lithium-ion rechargeable
  • Multiple Layers of protection
  • Pressure Relief Valve Protection
  • Separate Microporous Protection
  • PTC Cathodal Protection
  • Protection Circuits in the anode: Overcharge | Over-discharge | Short Circuit
  • Overheat Protection
  • 7.5A Maximum current
  • Steel Shell Riveting
  • 3.6V
  • Charging Current: 1A recommended, 5A Maximum
  • Warranty Period:  12-month free warranty period from purchase date
  • Weight: 72.5g
  • Height: 7.6cm
  • Diameter: 2.1cm
Note: Does not include an on-board USB port for direct charging

Please note that a battery recycling station is available at our Port Credit store.



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