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7 Pin Trailer Plug Tester, 7 Way Round Trailer Light Tester with LED Indicators, 7-Way Trailer Circuit Tester Connector, Trailer Wiring Plug Tester for Diagnosing Circuit
7 Pin Trailer Plug Tester, 7 Way Trailer Wiring Tester for RV, Round Trailer Light Tester for Truck, Pickup, Towing, Tow Wire Brake Blade 12V Connector
Our 7 pin tester checks your taillights, brake controller output, reverse circuit, turn signals, and the 12-volt power feed—ensuring all lights function correctly before you hit the road. PRACTICAL DESIGN: Compact and easy to store.
Test, clean and restore 7 round pin connections. This kit contains a trailer light tester that will verify the tow vehicle is sending proper signal to the connector, while cleaning tools remove corrosion and verify proper pin size on both male and female truck/trailer plugs.
These MaxxHaul testers are designed to test your wiring harness by simply plugging the tester inline between your toe vehicle and trailer, turn on your lights and check the easy to read LED indicator lights. Pin-Point and trace the problem it is on the tow vehicle or the trailer being towed.
7-Way round plug lets you connect your trailer to the 7-way round blade connector of your tow vehicle. Interlock system keeps connections in place. Over-sized finger grips for secure disconnections ...
【Great Replacement】7 Pin wiring tester with plug-and-play design, eliminates the need for cutting or splicing. Synchronized display of trailer and RV taillight . See more product details. Some of these items ship sooner than the others. 1. Widely fit for commercial car, trailer etc2. European standard trailer connector, easy to use and store3.
“One-Man Testing” for Male and Female 7-Way Round Pin Tractor Trailer Plugs. Features and Benefits: Allows bypassing of troubled circuitry while on the road; Packaged with an extra jumper connector; Plugs into the vehicle side socket; LEDs indicate that each circuit is working; Eliminates guesswork
O'Reilly Auto Parts has the parts and accessories, tools, and the knowledge you may need to repair your vehicle the right way. Shop O'Reilly Auto Parts online.
Allows one person to test both male and female 7-round pin tractor-trailer plugs and more. In addition, the tester allows you to jump current to a dead circuit during emergencies so you can still drive your rig. Includes an extra jumper connector.