Fenix ARB-L21-4000P 21700 Li-ion Rechargeable Power Battery 4000mAh 3.6V

Sale price$44.99 CAD


Fenix ARB-L21-4000P


The Fenix ARB-L21-4000P is a High Capacity / High Draw 21700 Li-ion rechargeable battery with a protection circuit in the anode to help prevent short circuits, over charge/discharge and over heating. The battery also includes pressure relief vents which expel waste gas in the rare case of an internal short circuit.

This 4000P battery allows a high output flashlight like the LR35R to have its turbo setting of 10000 lumens to maintain it’s output by maintaining higher voltage for longer periods of a batteries charge.





    • Button-Top Design
    • Protective circuit inside the anode
    • Multiple protection
    • Over-charge protection
    • Over-discharge protection
    • Overheating protection
    • Short-circuit protection
    • Charging Current 1A Recommended, 4A Maximum
    • Max Output Current – 18A
    • Max Continuous Current – 10A
    • 500 charging circles


  • 12 months from date of purchase


    • ARE-A2, ARE-A4, ARE-D1, or ARE-D2

    Please Note: This battery is NOT an 18650 battery and it is not compatible with 18650 battery powered lights

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