Engine-off cooling, heating and electrical power for Class 8 trucks.
APU Monster systems are engineered to deliver quiet overnight cooling, dependable cabin power and real driver comfort — mile after mile.
Explore the complete system →Tap any component to see how it works.
Enter your diesel price, idle hours and fleet size. The full interactive calculator is on the Savings page.
Reducing unnecessary idle time may reduce exposure on NOx sensors, DPF pressure and temperature sensors, exhaust temperature sensors, SCR, DEF dosing, and EGR components.
Standardized installation, predictable per-unit economics, and a dedicated fleet inquiry process for procurement and maintenance teams.
For orders of more than three units: a free 24-inch smart TV and microwave per truck.
Manufacturer-backed coverage, replacement parts support and service guidance are available for every installed system. Coverage details are provided with the selected configuration and installation agreement.