Trailer Circuit Testers

  • Just plug the plug tester into the trailer plug socket and activate the lights, brakes, turn signal, etc.
  • Watch the LED light indicating that each circuit is complete and current is getting to the plug
No documents available.

Product Line

SKU Product Name Price
7-Pin Round Circuit Chaser CC865 7-Pin Round Circuit Chaser
$65.99
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4/5-Way Pin Trailer Harness Tester ET7866 4/5-Way Pin Trailer Harness Tester
$29.99
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3-Way Trailer Adapter ET8000 3-Way Trailer Adapter
$33.99
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7-Spade-Pin Trailer Circuit Tester ET7893 7-Spade-Pin Trailer Circuit Tester
$36.99
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6-Round-Pin Trailer Circuit Tester ET7897 6-Round-Pin Trailer Circuit Tester
$28.99
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Limited quantity, orders subject to availability.