Fenix ARBL18 High-Capacity 18650 Battery - 2900mAh


Fenix ARBL18 High-Capacity 18650 Battery - 2900mAh

The next generation of 18650 batteries are here.  Introducing the top-of-the-line Fenix 18650 battery--an amazing 2900mAh rating.  Fenix has increased its emphasis on safety by building in features to prevent short circuits and design multiple layers of protection.  The new button-top design better accommodates a variety of flashlight brands.  Fenix continues to be an industry leader in lighting and battery innovation.

Notice:  The price is $14.95 for one battery.  Packed one battery per package.

This battery is a button-top battery.  It is not the traditional flat-top Fenix style.

Recommended Chargers for this Battery:  ARE-X1ARE-X1+ARE-X2ARE-C1+, or ARE-C2+


  • Fenix ARB-L18-2900mAh Rechargeable 18650 Battery
  • Button Top Design
  • Protection circuit built in the anode with a steel hat by riveting process. Steel shell eliminates the risk of short circuit caused by collision and impact.
  • Pressure Relief Vent: Expels waste gas generated by internal short circuit. Expelling waste gas prevents a cell from inflating or exploding.
  • Three Sets of Over-Heat Protection:  Over charge protection, Over discharge protection, Short circuit protection, and overheating protection
  • 500 Charge Cycles: A properly maintained ARBL18 battery is designed to retain up to 75% of its original capactiy at 500 full charge and discharge cycles.

Fenix ARB-18-2000