Innovative Products of America (IPA) has introduced a new trailer tester that can test lights and brakes on the trailer even when it is not attached to a tractor. The #9102 Heavy Ranger MUTT (Mobile ...

Innovative Products of America's Light Ranger Mobile Universal Trailer Tester is a light and electric brake tester for Utility and RV type trailers. The water resistant and portable design allows ...

A new trailer tester from Lite-Check includes all the PLC ABS codes dating from 2001 as well as the latest roll stability codes, consolidating multiple operations for users into one simple process, ...

Innovative Products of America has designed a line of portable battery-powered trailer testers for testing lights and electric brakes on a wide range of trailers. The Mini-Mutt No. 9003 is an analog ...

Lite-Check’s Pro-Check 720 and 720AC test instruments for trailer lights and electrical systems allow users to perform a U.S. Department of Transportation-style electrical inspection in only a few ...

This is the primary cause of trailer-light problems. Symptoms include flickering, fast-blinking, dimness, intermittent operation (often when a trailer ball is used for a ground), and complete failure.