Tools & Shop Products
Tools and Shop Products
Trailer Circuit Testers, Adapters and Cleaners
Plugs into 7-way Spade type terminals found on most vehicles today and adapts to 6 round pin and 4/5 pin trailer connections. Sealed plugs to keep... More...
This 7 flat pin circuit tester easily tests trailer plug circuitry on most new light trucks, SUV’s and RV’s. Just plug the tester into the trailer... More...
Identifies faulty circuits on 7-way round tractor trailer connections. Use to test both truck and trailer side. Leave plugged in-line while on the... More...
Cleans tractor or trailer lighting receptacles and cleans the dirt, grease and phosphate debris off old and dirty terminals. No more wiggling for... More...
Plug the 6 pole trailer tester into the back of the vehicle and apply your brake lights, turn signals and running lights. Each circuit will... More...
This handy harness checker easily traces each lighting function to the truck side terminal. Each LED corresponds to the circuit being energized... More...
