





Fenix ARB-L18U 18650 2600mAh 3.6V Protected Lithium Ion (Li-ion) Button Top Battery with Micro USB Charging Port - Clam Shell
- Micro-USB charge port for simple recharging
- 2600mAh capacity offers long runtimes in your flashlight
- Intelligent protection circuits built in for safety
- Charging indicator keeps you apprised of battery level
- Size: 18650
- Voltage: 3.6
- Rechargeable: Yes
- Chemistry: Li-Ion
- Capacity (mAh): 2600
- Terminal Type: Button Top
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Description
Fenix Micro-USB Rechargeable 18650 2600mAh Li-Ion Battery
Potent and Protected
The newest addition to Fenix's already high-caliber line of rechargeable batteries, the Fenix ARB-L18 2600U 18650 Battery is one of the most reliable and innovative batteries on the market today! Featuring incredibly potent Lithium Ion chemistry, this impressive cell delivers 3.7 Volts of power and can hold a sizable charge of 2600 mAh, providing your high-drain devices with the energy they need for extensive use. But with great power comes great responsibility, and this 18650 comes with plenty of protections to ensure it functions safely. From built-in pressure relief valves in case the battery gets too hot to intelligent protection circuits to ensure there are no short circuits, this battery is as safe as it is effective.
Multiple Charging Methods
For the first time ever, Fenix is offering a battery that does not need a designated charger in order to recharge, a helpful feature that will make charging on the go quick and easy. In addition to being used in conventional Li-Ion chargers, the ARB-L18-2600U is designed with a convenient micro-USB port located on its side, allowing it to be refueled by one of the most common charging cables available! The cell even comes with a multi-colored LED power indicator that will let you monitor the charging progress of your cell and know when charging is complete.
- Notable Features
- » Micro-USB charging port allows cell to be charged without conventional charger (Micro-USB Cable NOT Included)
- » Still capable of being charged in normal Li-Ion battery chargers
- » Three sets of overheat protection include pressure relief valve protection, separate micro-porouse protection, and PTC cathodal block protection
- » Sophisticated protection circuit built into the anode
- » Multicolored LED power indicator glows red while battery is charging, green when fully charged
Item Details
| Brand | Fenix |
| SKU | FENIX-ARB-L18-2600U |
| MPN | ARB-L18-2600U |
| UPC | 6942870304595 |
| Size | 18650 |
| Voltage | 3.6 |
| Battery Rechargeable | Yes |
| Capacity (mAh) | 2600 |
| Chemistry | Li-Ion |
| Sub-Chemistry | LiCoO2 ICR |
| Shelf Life | 10 Years |
| Packaging | Retail Packaging |
| QTY Per Package | 1 |
| Master Case | 1 |
| California Residents | see Prop 65 WARNINGS |
Specifications
| Size | 18650 |
| Voltage | 3.6 |
| Battery Rechargeable | Yes |
| Capacity (mAh) | 2600 |
| Watt Hours (wH) | 9.36 |
| Terminal Type | Button Top |
| Protected | true |
| Integrated Charge Port | Yes |
| Max. Discharge Rate | 5.1 |
| Equivalent Types | 168A, 18650, 19670, Protected 18650, Unprotected 18650 |
Unit Dimensions
| Length | 2.756 in (70 mm) |
| Diameter | 0.732 in (19 mm) |
| Weight | 1.764 oz (50 g) |
Certifications & Transport
| Certifications/Standards | CE, FCC, RoHS |
| Country Of Origin | China |
| HTS Code | 85076000 |
Packaging/Shipping Dimensions
| Shipping Weight | 0.2 lb |
Documents
Additional Details
| Packaging | Retail Packaging |
| Warranty |
Fenix 1 Year Warranty Battery Junction Warranty |
| Return Policy | Return Policy |
Bright Buys
- Reliable lithium chemistry with a 10 year shelf life
- Regarded as one of the highest quality CR123A batteries on the market
- Used in LED flashlights, alarm systems, ranger finders and more
- Cells are lightweight, durable and ideal for long term storage
- Jacket style may vary
- Ideal for low-drain applications that require a primary battery to provide constant power
- 10-year shelf life - stock up for emergencies!
- The best choice for consistent power, great in low-drain devices like remotes
- Safe and reliable - capable of performing in high or low temperatures
- 11-in-1 card sized tool fits in your wallet or on a keychain!
- Packed with handy tools including a screwdriver & 7 wrench settings
- Serrated saw and straight-edge knife for quick cutting jobs
- Can + bottle openers for campsite meals or end-of-shift relaxation
- Four-channels saves time by charging multiple batteries at once.
- Capable of charging multiple chemistries by automatic battery detection.
- LCD display reveals the charging progress, battery type, voltage, and charging current.
- Automatic power-off function cuts off the current when charging is complete.
- Extremely compact and powerful EDC
- Max output of 3,000 lumens with a max throw of 229 meters
- Dual fuel and available with extender for use with a 26650
- Equipped with 4 x CREE XPG3 LEDs for maximum illumination
- 225mAh capacity drives long runtimes for watches and electronics
- CR2032 coin cells packed with 3V of power
- Convenient 6-piece retail card provides backup batteries
- Easily replaceable primary lithium cells
- Top recommended battery for Apple AirTags
- 3,000 lumens and a 250-meter throw - fierce illumination to light up your backyard
- Multiple output modes are accessible via easy side switch operation
- Strobe, SOS, and beacon modes offer distinct signaling capability
- High-capacity battery supports the light with a maximum 227-hour runtime
- Upgraded to output up to 3,100 lumens with a 1,000ft throw for optimal spotting!
- Offers fast, direct USB-C recharging from outlets, power banks, and more
- Ultra-slim design provides an easy-to-hold, simple EDC lighting solution
- OLED screen monitors performance, including charge level, brightness & beyond
- Pre-shrink wrapped Panasonic CR123A batteries great for OEM use & more
- 1550mAh high capacity keeps lights, alarms & more running longer
- Lithium cells with stable 3V output and strong discharge performance
- Storage life of up to 10 years ensures backups remain ready for use









