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Mobile Universal Trailer Testers

IPA® is the industry’s leading manufacturer of advanced diagnostic trailer testers (shop and service models) for lights, air brakes and ABS.  Our trailer testers improve the quality of inspections, enhance data collection, increase technicians out and performance while promoting highway safety and avoiding citations.
We have over 10 models available, providing solutions for all trailer-side needs.

Trailer Tester Comparison Chart

See A Comparison of Our Trailer Testers

Our Full Line Of Trailer Testers

See Our Full Line Of Trailer Testers

Service-Truck Models

Service-Truck models are designed for portability and flexibility.

Shop Models

Shop models feature unibody designs with wheels for mobility.

  • USA Manufacturer Since 1996
  • Satisfaction Guaranteed
  • 24-Hour Repair/Replace

Customer Reviews

  • "Works great. Now I can easily tell if it’s the trailer with the problem or the truck. Simple to use."
    Ricky May
    #9107A Review
  • “Great product. Made in the USA. If you have a commercial trailer you need this.”
    Craig
    #9102 Review
  • “If you do a lot of trailer PM's or FHWA the Super Mutt is a real time saver and a must have.”
    Michael
    #9008 Review
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