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The SF80 offers powerful radiant output, long runtimes, and simple operation for small to mid-sized work areas. It provides up to 10 hours of heat on a 6-gallon tank and requires only a standard 120V power source or a compatible inverter. With a low operating noise level, no fumes, dual-fuel flexibility, and essential safety components such as a tip switch, this model is engineered for reliable commercial use. Its compact footprint and lightweight design make transportation effortless, while UL listing and commercial clearance requirements ensure safe operation in properly ventilated spaces.

The SF120 is a high-output portable radiant heater delivering 120,000 BTUs of clean, quiet, fume-free heat across up to 2,800 square feet. Designed for shops, warehouses, garages, and industrial work environments, it uses infrared radiant energy to warm surfaces and personnel directly without stirring dust or debris. With XtremeClean technology, dual-fuel capability, and effortless mobility through its engineered frame, flat-free wheels, and integrated lifting bracket, the SF120 is built for professionals needing dependable, long-duration performance.

The SF120 delivers extended runtimes up to 16 hours on a 14-gallon tank and operates on diesel or kerosene with a low electrical draw. It is thermostat-ready for optional temperature control and maintains a low-noise heating profile suitable for busy commercial environments. With its durable construction, safety tip switch, stable wheelbase, and UL listing, this heater is engineered for demanding applications requiring consistent radiant heat and reliable daily operation.

The SF160 is the largest and most powerful SunFire heater, producing 160,000 BTUs of radiant heat for large industrial and commercial areas up to 3,700 square feet. It offers odorless, low-noise heating with infrared energy that warms equipment, surfaces, and personnel directly. Designed for harsh winter conditions, the SF160 includes Frigid QuickFire technology for dependable cold-start performance and features rugged mobility components along with an optional programmable thermostat for regulated heating in large shops, warehouses, agricultural structures, and high-demand worksites.

The SF160 combines maximum heat output with long 16-hour runtimes on an 18-gallon tank, dual-fuel compatibility, and strong structural design for heavy-duty use. Its low-noise operation, clean radiant heat, and stable wheelbase make it suitable for professional environments requiring consistent heat throughout long shifts. With safety protections, cold-weather ignition support, and ETL listing, the SF160 delivers top-tier performance for large spaces where powerful and reliable radiant heat is essential.