Login / Sign up 
Charge. Win. Repeat.
The SureFire SF18350 is a protected 18350 lithium-ion rechargeable battery with an integrated Micro-USB charging port. It provides a convenient rechargeable power option for compatible SureFire 3-volt Dual Fuel illumination tools that are designed to operate with a single 123A battery.
The built-in charging port eliminates the need for a separate battery cradle. Using the included Micro-USB-to-USB cable, the SF18350 can be charged from compatible USB power sources such as a wall charger, laptop, desktop computer, power bank or vehicle USB port.
Two integrated LED indicators display the battery’s current charging status. The red indicator illuminates while the battery is charging, and the green indicator shows when charging is complete.
With a rated capacity of 1,100 mAh, a 10A discharge rating and 4.07 Wh of energy, the SF18350 is engineered for dependable use in high-drain devices such as compatible SureFire LED flashlights and WeaponLights.
SKU / EAN Code
- SF18350 — 084871330039
Compatibility Note
The SF18350 is compatible with SureFire Dual Fuel, single-123A-powered illumination tools.
It is not compatible with non-Dual Fuel products powered by a single 123A battery.
Always verify that the specific SureFire illumination tool is approved for SF18350 rechargeable battery use before installation.
Key Features
- High-performance 3.7V 18350 lithium-ion rechargeable battery with Micro-USB port for ease of charging — no charging cradle needed
- Two LED indicators display the current charge state: red while charging and green when fully charged
- 1,100 mAh capacity for extended battery runtime
- 8–10A discharge rate for dependable performance in high-drain devices such as LED flashlights
- Charges through compatible USB wall chargers, computers, power banks and vehicle USB ports
- Micro-USB-to-USB charging cable included
Specifications
- Product Type: Protected rechargeable 18350 battery
- Battery Chemistry: Lithium-ion
- Nominal Voltage: 3.7 V
- Rated Capacity: 1.1 Ah / 1,100 mAh
- Energy: 4.07 Wh
- Charge End Voltage: 4.2 V
- Discharge End Voltage: 2.5 V
- Discharge Rate: 10 A
- Standard Charge Rate: 500 mA via USB / external 1 A or 1C
- Charge Time from Empty via USB: Approximately 3 hours
- Integrated Charging Port: Micro-USB
- Charging Indicators: Red for charging / green for fully charged
- Dimensions: 39.8 ± 0.3 mm × 18.6 ± 0.3 mm
- Charging Temperature Range: 0°C to 45°C
- Discharging Temperature Range: −10°C to 65°C
- Recommended Storage Temperature: 23 ± 5°C
- Lithium Content: 0.33 g
- Certification: UN38.3
- Weight: 0.95 oz (27 g)
- Charging Cable Included: Yes
- SKU: SF18350
- EAN / UPC: 084871330039
Warranty
SureFire rechargeable batteries and chargers come with a two-year warranty from the date of purchase.
