Trailer Wiring Tester | Troubleshoot Trailer Light Problems
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Testers and Test Equipment

Are you having a problem with your trailer lights and unable to find the problem? Use an inexpensive electrical tester and save time and money. Perfect for testing brake lights and turn signals, or easily locate short circuits in trailer wiring.

Found 14 Matching Products
Filter the list of Matching Products by selecting any of these options:
  1. Tow Ready
  1. Tekonsha
  1. Reese
  1. Grote
  1. Draw-Tite
  1. Electrical
  1. Trailer - Vehicle Adapters
  1. 7 Way to 4/5-Way
  1. 7-Way to 4-Way
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SKU 6562
$42.10

Tekonsha 6562 7-Way Trailer Emulator is used for the proper installation and set-up of a brake contr...   Details

6 In Stock as of January 24, 2021 11:52 AM EST.
SKU 20117
$17.95

Tow Ready 7 Way LED Tester 20117 tests turn signals, brake lights and gound with ease.   Details

Availability: Typically ships in 2 to 3 business days.
SKU 20114
$11.95

Tow Ready 4-Way Flat Tester 20114 tests 4-way flat trailer connections.   Details

3 In Stock as of January 24, 2021 11:52 AM EST.
  • UPC: 016118065640
  • MPN: 20114
SKU 20115
$12.95

Tow Ready 5-Way Flat Tester tests 5-way flat trailer connections.   Details

Availability: Typically ships in 2 to 3 business days.
SKU 20145
$11.95

Tow Ready LED Circuit Tester 20145.   Details

Availability: Typically ships in 2 to 3 business days.
  • Warranty:Limited one year
  • UPC: 016118125078
  • MPN: 20145
SKU 6565
$279.95

The Tekonsha 6565 Current Testing is designed to assist in determining whether a tow vehicle’s trail...   Details

1 In Stock as of January 24, 2021 12:09 PM EST.
  • Warranty:Limited one year
  • UPC: 016118104493
  • MPN: 6565
SKU 84-9613
$3.50

Grote Test Leads are 30 inches long and the jaw accommodate up to 5/16 inch.   Details

2 In Stock as of January 24, 2021 12:48 PM EST.
  • Wire Gauge:16
  • Length:30 inches
  • MPN: 84-9613
SKU 20116
$14.95

Tow Ready 6-Way Car End Tester 20116 test 6-way trailer connections.   Details

Availability: Typically ships in 2 to 3 business days.
SKU 3808
$25.95

Draw-Tite Economy Circuit Tester 3808 with hook has an alligator Clip for Grounding.   Details

Availability: Typically ships in 10 to 14 business days.
  • Warranty:Limited one year
  • UPC: 742512038088
  • MPN: 3808
SKU 40376
$52.95

Tow Ready Test Light Circuit Tester 40376. Includes Aligator Clip and hook.   Details

Availability: Typically ships in 2 to 3 business days.
  • Warranty:Limited one year
  • UPC: 742512403763
  • MPN: 40376
SKU 7585
$261.95

The Tekonsha Bench Tester 7585 is designed to determine if a brake control is working properly.   Details

Availability: Typically ships in 2 to 3 business days.
  • Warranty:Limited one year
  • UPC: 016118104301
  • MPN: 7585
SKU 8010
$374.95

The Telkonsha Trailer Wiring Circuit Tester 8010 is designed to help quickly identify problems in t...   Details

2 In Stock as of January 24, 2021 12:54 PM EST.

Trailer Lights Not Working? Save Time With An Electrical Tester

So your trailer lights are not working? Not sure if your trailer or tow vehicle is wired correctly? Electrical testers by Tow Ready and Tekonsha can save time and money and are the perfect addition to your trailer and towing toolkit.

Plug-in testers connect to any car trailer connector and give you an instant test of running light circuits. Great for troubleshooting trailer light problems.

Needs something more than a simple tester? Try one of Tekonsha’s more advanced units like the Current Monitor, Bench Tester or Trailer Tester. Their multi functions can make troubleshooting easier and save you time.


Testers and Test Equipment Reviews

The average customer rating for Testers and Test Equipment: 5 out of 5.

1 Review.

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