Ranger 125K 125,000 BTU Kerosene / Diesel Forced Air Heater

The Ranger R125K 125,000 BTU forced air heater provides hours of comfort for your jobsite, barn, or “Wherever You Need To Bring The Heat.” This high output torpedo heater provides strong, powerful, and dependable heat for areas up to 3,125 sq. ft. and has been tested to sub zero temperatures to insure it is ready for all winter weather conditions. This kerosene forced air heater is field tested for several types of fuel including kerosene, diesel, home heating oil, and jet fuel (WARNING: DO NOT USE GASOLINE) and can operate for 11 hours due to its large 10.6 gallon fuel tank. Additional convenient features include the SMART Diagnostics digital readout which provide error codes for easy trouble shooting, built in air pressure gauge, and a convenient easy pour tilted fuel fill.

SKU: R125K Category:


  • BTU output: 125,000 BTU per hour
  • Heating area: 3,125 sq. ft.
  • Built In thermostat heat control
  • Up to 11 hours run time
  • 10.6 Gallons fuel tank capacity
  • Uses multiple fuels: K-1 kerosene, diesel fuel, #1 & #2 heating oil, jet-A, and JP-8
  • 1 Year manufacturers limited warranty
  • Continuous spark ignition


Accessories Included No
Area Heated (ft²) 3125
BTU Heat Rating 125000
Color / Finish Red
Depth (in) 26.4
Fuel Type Diesel / Kerosene
Heater Controls Thermostat
Heater Design Jobsite
Height (in) 21.5
Indoor / Outdoor Outdoor
Kerosene Heater Fuel Capacity (gal) 10.6
Manufacturer Warranty 1 Year Manufacturers Limited Warranty
Wheeled Yes
Width (in) 35.2


Assembled Depth (in) 21.5
Assembled Height (in) 26.4
Assembled Width (in) 35.2
Package Depth 15
Package Height 22
Package Weight 53.8
Package Width 38.8



California Prop 65 Warning Label (Text) This product can expose you to chemicals including carbon monoxide, which is known to the State of California to cause cancer, birth defects and/or other reproductive harm. For more information, go to www.P65warnings.ca.gov
California Proposition 65 Warning Required Yes