SunFire | FAQ’s

Find a dealer on our Dealer Locator Here or call (855) 251-1649.

The SunFire radiant heater is 99.9% efficient. All of the fuel is converted to heat you and your tools, not all of the air around them, so you use less fuel. In addition, the SunFire is quiet and essentially odorless, much different than the cheap propane heaters you may know of.

Yes, but it does require a pure sine wave current inverter with a minimum capacity of 800 Watts. This type of inverter is common in many construction and trade vehicles.

Yes, unlike many of the competitive units, the SunFire is optimized to run best on diesel fuel versus kerosene. Quick starting even in very cold conditions and without smoke or smell in operation.

Yes, there is easy access to a thermostat input (bullet connector) that can be found just under the burner and can be accessed without removing the burner cover.

Yes, assuming the generator is in good working order, there is no problem. This is a common application.

We have a bumper to bumper warranty on all parts to operate in normal working conditions for one year. Contact a local dealer for support.

SunFire Heaters are serviced by Authorized Dealers. Find your closest Dealer HERE, contact us at (855) 251-1649 or fill out the form on our contact page HERE for assistance.

Yes, if you are reasonably handy with tools you should be able to handle any needed repairs yourself.

Yes, we have experience starting the heater from a cold start as low as -20 degrees F. In some cases, you may want to consider the use of a diesel fuel additive designed for cold start optimization.

Parts can be purchased from your local SunFire Dealer. Find your local Dealer HERE or call (855) 251-1649 for assistance.

Yes, there is a simple air shutter kit that be installed in the field for heater use at altitude. The heater has been field tested at over 10,000 ft. of altitude. Contact your Dealer for your specific application.

No. The SunFire 150 has been manufactured for optimum efficiency and performance using Diesel or #2 fuel.

No, each heater is fully assembled and tested at the factory before shipment to your SunFire Dealer.

You can expect a normal run time of over 17 hours on high and 19 hours on low from a full tank.

Featured Industry Applications


For farming, ranching and other agricultural applications the SunFire 150 is rugged enough for the coldest outdoor environments.


Radiant Heat from the SunFire 150 can be positioned into tight spaces to keep you and your tools warm.


The SunFire Model 150 portability comes from solid rubber flat-free tires and an easy-lift folding handle so you can get warm heat wherever it’s needed.


The SunFire 150 radiant heater can increase productivity by keeping you and your employees warm by heating the space around you and not just the air.


The SunFire Model 150 portability allows you to roll it out on the field to keep your coach and players warm in all kinds of weather.


The SunFire 150 is portable enough that is can be easily re-positioned into workspaces where needed.


For parties and events, the SunFire 150 is able to warm your guests in coldest outdoor environments.


The SunFire 150 radiant heater can decrease drying time significantly by heating the objects and surfaces around you and not just the air.

SunFire Dealers offer free demonstrations.