Welcome to Willis Power Systems
Engineering New and Better Solutions for Trucks
The Willis auxiliary power unit (APU) was one of the first of its kind, originating from the aircraft industry almost 30 years ago. Willis Power Systems brings the efficiencies and comfort of aerospace technology to the trucking industry by engineering an APU to specifically meet the needs of fleets and operators alike.
It All Adds Up to Willis.
The Best APU on the Market!
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INCOMPARABLE VALUE
• Improved cost from lower fuel usage with fast return on investment.
• No hassle warranty & replacement policy.
• Incentive pricing & multiple financing options including assistance with government incentives.
• Fast response service with individualized customer support
• Precision truck heating & cooling.
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SUPERIOR PERFORMANCE
• Maximum independent power output.
• Up to 60% more engine power.
• Twice the heating & cooling capacity in air flow and temperature
• Compact & Lightweight
• Available in diesel and propane
• Reduced idling emissions
• CARB compliant
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WPS Quick Links
Feature Product!
The
GenForce is our latest product design that is offered as an economical option to drivers who are concerned about cost. A faster installation time, smaller engine, and standard performance makes this a great APU to own. Click
here to learn more!