Need to test the circuit between a tow vehicle to a trailer? CalTerm's 7 Way Trailer Wiring Circuit Testers plugs into the vehicles tow plug and operates lights, brakes and turns on signals to test the circuits. Shop HomElectrical for more!
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The Calterm circuit tester is used to test the power supply from the tow vehicle to the trailer. The LED lights up to confirm the functionality of your vehicle's trailer wiring harness for the tail lights, brake lights, reverse lights, turn signals, electric trailer brakes and auxiliary power. Use on 7-way round tow plug.
Important PROP 65 InformationWarning: This product can expose you to chemicals, which are known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, go to www.p65warnings.ca.gov. to CA residents.
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