Please read the listing before purchasing as this is an extended length battery that will only fit newer Fenix models, and may not fit older or non-Fenix models.
Fenix ARB-L18-4000U is a premium quality, high capacity 18650, USB-C rechargeable 4000mAh Lithium – ion battery specifically designed for high intensity flashlight use and is the perfect companion for the latest Fenix 18650 powered lights.
The 4000U is a highly versatile battery that can be charged in a regular Li-ion charger, within a rechargeable product, or for those customers who already have a charger with USB-C lead such as a mobile phone charger, the USB-C lead can be plugged directly into the battery for charging, saving the expense of an additional charger.
Please note that this is an extended length battery that will only fit later Fenix models, and may not fit non Fenix models. Please use the following dimensions to check your application.
- Battery length: 72mm
- Battery diameter: 75mm
- Minimum battery tube depth for compatibility = 5mm
Compatible models recommended by Fenix (07-10-2024). All future models should be compatible:
TK11 Tac, TK11R, TK26R, HM61R V2.0, HM62-T, HM75R, CL30R, E28R V2.0, LD30R, PD32R, newer models of HM65R, HM65R ShadowMaster and HM65R-T V2.0.
As noted above, please check your battery tube depth is at least 72.5mm for compatibility.
Fenix ARB-L18-4000U battery features:
- Direct USB-C rechargeable, or can be recharged within a product, or in a separate charger
- High capacity (4000mAh)
- Great reliability and compact design
- 7 Amp stable output for high power applications
- 800mA recommended charging current – 4A Max (by charger), 1.5A max by USB-C port
- 500 charge cycles to 70% capacity
- Built-in overcharge, over discharge, over current and short circuit protection
- Triple over- heat protection
- Pressure relief safety vents
- Button top positive contact for greater versatility
- Mercury and lead free
Dimensions:
- Diameter: 18.75mm
- Length 72mm
- Weight: 55g
Please note: May not fit older Fenix torches. Please measure your battery tube length and diameter before purchasing.
SPECIFICATIONS
Battery Type: 18650
Charging Info: Up to 4A max when in charger (800mA recommended), 1.5A when using integrated USB charging port
Safety Info: For further information and safety precautions for Li-ion batteries please visit http://batteryuniversity.com/learn/
Further Info: Li-ion batteries should never be left charging unattended under any circumstances. The user must have knowledge of how to charge and discharge Li-ion batteries before using them. Always use a charger that is designed to recharge the particular Li-ion cell that you wish to recharge. Never use a DC adapter to charge Li-ion batteries. We are NOT responsible for any damage that is caused by the misuse of Li-ion batteries. We recommend charging any Li-ion cell on a metal or other non-flammable surface.
