Auxiliary Power Units (APUs)

Reduce idling and increase driver comfort with Thermo King’s TriPac® APUs, available in diesel or electric models.

"Long Haul Trucking has always worked to make sure our drivers have the comforts of home, at least as many as we can get in a truck, which is why we choose TriPac units for our trucks."

- Jason Michels, Long Haul Trucking Vice President

Increase Your Driver Comfort

Calculate Your Savings

TriPac® Evolution Diesel APU

Thermo King’s next-generation APU provides virtually unlimited sleeper cab heating and air conditioning while reducing tractor idling and lowering maintenance costs.

TriPac Envidia® All-Electric APU

TriPac Envidia® All-Electric APU

A clean, reliable all-electric auxiliary power unit that not only saves fuel but delivers unmatched driver comfort previously unavailable in an electric unit. 

Illustration of a North American map showing locations of Thermo King dealerships.

Unmatched Support

There are many APUs out there, but only the TriPac Evolution and Envidia have the support of the nationwide Thermo King dealer network:

  • Expert installation
  • Factory-certified technicians
  • Genuine OEM parts 
  • Nearly 200 locations across North America