Dale's APU Sales, Logo     
• Thermo King
• Rigmaster
• Espar


• hp Xtreme 2000
• Carrier
• Rigmaster

(417) 880-8540
The APU Guys


Install Affordable, Rebuilt APU Systems

Dale's APU Sales in Springfield, Missouri, offers expertly rebuilt auxiliary power unit (APU) engines as well as power unit repairs, sales, and installation services. APUs allow truck drivers to enjoy air conditioning, heat, personal electronics, cooking devices, and more without restricting parking options. We work with almost any brand of APU, specializing in:

Carrier ComfortPro | Diamond Power Equipment | HP 2000 | RigMaster | Thermo King | TriPac


We service what we sell, be it a refurbished unit or a part. Whether you need help finding the right replacement APU for your rig or are searching for a reliable team to complete your installation, you can count on our team to deliver you the very best standards time after time.


We specialize in replacement parts for many brands of APUs, most of which come with a one-year warranty. Our products are from the best manufactures, including Perkins, Kabota, Yanmar, Caterpillar, Kohler, and more.


Whether you are looking for a diesel or battery-based part, we can help. Our inventory includes:
• RigMaster Alternator 65 AMP
• RigMaster APU AC Compressor
• RigMaster APU Starter
• RigMaster APU Water Pump
• Thermo King APU AC Compressor
• Thermo King APU AC Condenser 

• Thermo King Tripac Alternator 120 AMP 
• Thermo King Tripac APU circuit breaker 
• Thermo King Tripac APU Fuel Pump 42989 
• Thermo King Tripac APU Water Pump
• Thermo King APU Heater ESPAR