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Generac Mobile Products

MAC1.2G Indirect Fired Heater

generac mac1.2g mobile indirect fired heater

The MAC1.2G Indirect Fired Heater offers industrial strength heat in a portable, midsize body on a dual axle trailer, making this the best option for your large heat needs. Utilizing an EPA Tier 4 Isuzu engine, this portable heater provides 1,200,000 BTUs of heat per hour through a single 20 inch outlet.


  • 1,200,000 BTUs
  • Air output volume of 6,500 CFM
  • Temperature rise of 180?
  • 1-20 inch outlet
  • 200 feet of duct length
  • Trailer and skid mounted
  • 10.2 GPH normal operating fuel rate
  • Static pressure: 3 inches

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