The SUNFIRE SF120 offers a low noise, odorless, zero CO emissions, and a dust free heating experience for indoor/outdoor applications. At 120,000 BTUs, the SF120 can warm up to 2,800 Sq. Ft. of indoor space. Optionally connect a standard mechanical or battery-operated wall thermostat to regulate temperature in a shop, garage, or warehouse. This heater has dual fuel capabilities to run on diesel or kerosene. Zero CO emissions achieved with properly tuned burner and at steady state temperature. Made in the USA.

Base SKU: 860001899603

In Stock: Yes

Weight: 210.00 lbs


Need a Heater That Can Fit Into Tight Quarters Without Cutting Any Corners?

  • 120,000 BTUs.
  • Low noise, smokeless and odorless.
  • Zero CO emissions with properly tuned and at steady state temperature.
  • Heats up to 2800 sq. ft.
  • Dual Fuel (Diesel/Kerosene)
  • Tip Switch included for safety.
  • 14-gallon fuel tank.
  • Up to 16 hour run times.
  • Rubber Flat Free Wheels.
  • Collapsible handle and lifting bracket for portability
  • Compatible with generator or 12V 800W+ pure sine inverter.
  • Lift bracket for use with crane, sling, or forklift.
  • MADE IN THE USA, Learn More

This product can expose you to ceramic fibers, which is known to the State of California to cause cancer. For more information, go to


Type: Printed Cardboard Box
Quantity: 1 Unit per box
Size: 30.75”L x 25.5”W x 31”H
Weight of Package: 140 Lbs.

Minimum Clearance to Combustible Surfaces:
Front: 84”
Right Side: 36”
Left Side: 36”
Back: N/A

* Not for use in household residence.
* Proper ventilation is required during operation.

Products specifications
Heat Range (BTUH)* 120,000
Flow Rate .85 GPH for Diesel/#2 Fuel Oil and .78 GPH for Kerosene
Run Times High: Approx. 16 Hours
Overall Dimensions, Assembled 32"L x 28.5"W x 33.75”H
Fuel Tank Capacity 14 Gallons
Weight Dry: 120 lbs / Wet (Full-Tank) 210 lbs
Electrical Requirements 120V 1.2A 60HZ or 12V Pure Sine Power Inverter (800W Minimum)
Thermostat Option Can use any standard mechanical or battery-operated wall thermostat. Do not use a thermostat requiring 120V of power to operate.
UL Listed Yes
Where Manufactured Made in USA
  • The Ultimate Heater - SunFire SF120 Radiant Heater