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Competitive Comparison

Willis APU’s have distinct competitive advantages over competitive products. These include:

Engine Size

Willis APU has approx 30% to 80% more power than competitor's

Alternator Capacity

Willis APU delivers twice the electric power of most APU systems in market

HVAC Capacity

Competitive to Superior
 

Company Diesel Engine Power (HP) Electrical Output Heat (BTU) Cool (BTU)
Willis APU Kubota 3 cyl. 20 150 amps @ 12 VDC 22,000 28,000
Black Rock Systems Yanmar 2 or 3 cyl. 13.7 and 21.9 55 amps @ 12 VDC 26,000 26,000
Carrier Transicold Comfort Pro APU Kubota 2 cyl. 13.9 4kW 110/120 VAC
40 amp @ 12 VDC
10,000 10,000
Thermo King Tri Pac Thermo King 2 cyl. 14 65 amps @ 12 VDC 13,000 7,500
Pony Pack Kubota 2 cyl. 10.8 110amp @ 12VDC    
Frigette Truck Systems - Gen Set 1 Kubota 2 cyl. 11 40 amp @ 12 VDC
5.5 KW @ 120 VAC
10,000 5,000