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6-Way Round Pin Tractor Trailer Circuit Tester

  • The 6-way Round Pin Trailer Circuit Tester tests trailer circuits on older light to medium duty trucks and RV's.
  • Plug the 6 pole trailer tester into the back of the vehicle and apply the Brake Lights, Turn Signals, Running Lights etc. If the Vehicle is wired correctly each circuit will illuminate the corresponding LED on the 6 pole tester. If the vehicle is not wired correctly the corresponding LED will not light up.
Item # 7897
Shipping Weight 0.10 lbs.
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Product Specifications

Shipping Weight 0.10 lbs.

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