Tag: tractor trailer circuit tester

Tractor Trailer Circuit Tester

Tractor Trailer Circuit Tester

| October 9, 2012

The 7-Way Round Pin Tractor Trailer Circuit Tester from IPA,  #7865L,  does “one man testing” for male and female 7-way round pin tractor trailer plugs — and much more. Features include: Troubleshoots tractor trailer circuits. One person can test all the lighting alone. Allows you to bypass troubled circuits so you can drive away. Eliminates […]

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