Quality in Design & Manufacturing
Made in the USA, you can depend on our quality assurance and attention to detail. Years of experience testing and repairing trailers have led to two of the best options for you to choose from. Rugged enough for the shop floor, and no annual calibration requirements.

Professional Shops
All-in-one, reliable, and adaptable to your needs. Do more with less time and more accurate results. Troubleshoot from the box, with no long wires needed.
Shop NowBorn from Aviation
Our development engineers and manufacturing personnel have over 30 years in aviation. Helping you fly through troubleshooting and diagnosis, is what we do.
More About Us
Why Our Test Equipment Is Better
Designed In-House
Quality Assurance Guaranteed
Professional Garage Use & Pro-Consumer Options
Experts in Diagnosis
Save Your Shop Time & Increase Technician Efficiency
Our test boxes are designed to help you, or your technicians troubleshoot in record time. Get customers back on the road, with no mistakes. Legendary quality manufacturing ensures no equipment down time. Please allow 7 business days for shipping. Contact us for any questions or assistance.