21700 Li-Ion Rechargeable Battery Guide, Battery Specialists

Buy Li-Ion 21700 Batteries online at SIMPOWER, 100% NZ Owned & Operated for over 25 years and the largest range of 21700 cells available.

The all-new Fenix rechargeable 21700 battery is designed for large current output. The maximum current for the ARB-L21-4000P is 18A, with a continuous output current of 10A. Why is this necessary? The higher current allows the 21700 battery longer runtimes in flashlights. As with all Fenix rechargeable batteries, the 21700 4000mAH has three sets of overheat protection, including pressure relief, microporous, and PTC cathodal block.

Fenix Rechargeable 21700 Li-Ion Battery - 4000mAh

High-Performance 21700 Batteries

Since the release of the Fenix PD36R and TK22V2, everyone has been patiently waiting for the release of spare batteries. The time has come; now available is the Fenix ARB-L21-5000 rechargeable 21700 battery. The all-new Li-ion battery provides the voltage and power needed for extended runtime and higher lumen capacities. The ARB-L21 comes with all the bells and whistles of high-quality Fenix batteries, including protective circuits inside the anode and up to 500 charging cycles.

Fenix ARB-L21-5000U 5000mAh USB C Rechargeable 21700 Battery

IMREN INR 21700 orange wrap 3.7V high drain protected button top battery with USB charging port is one of the well balanced 21700 batteries on the market with 8A & large 4500mAh capacity specs.

IMREN 21700 4500mAh 8A Button Top USB Rechargeable Battery

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21700 Li-Ion Rechargeable Battery Guide, Battery Specialists

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