Why I Need an APU

Auxiliary Power Units (APUs) offer increased driver comfort, greater fuel savings, better driver recruitment/retention, idle reduction, lowered maintenance costs and higher tractor residual values.

Diesel Powered

TriPac® Evolution Benefits

Drivers spend long days away from home on the road, and a comfortable sleeper is important for well-rested and safe drivers. The TriPac Evolution brings the comforts of home to wherever home is for the night.

All-Electric

TriPac Envidia® Benefits

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

Photo of a TriPac APU and a truck with the door open for service.

2000-Hour Maintenance Interval

TriPac Evolution was designed with an unequaled 2000-hour maintenance interval, allowing maintenance to be performed every other time that maintenance is performed on the tractor, saving time and eliminating additional downtime for APU maintenance.

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.