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Truck Parts > Trailer Parts > Trailer Wiring and Electrical > Testers and Test Equipment
Testers and Test Equipment
Part#: 20114
4-Way Flat Tester 20114
List Price $9.18
Your Price $6.58
You Save $2.60 - 28%
4-Way Flat Tester
Tow Ready 4-Way Flat Tester 20114 tests 4-way flat trailer connections.

Part#: 20115
5-Way Flat Tester 20115
List Price $13.00
Your Price $9.29
You Save $3.71 - 29%
5-Way Flat Tester
Tow Ready 5-Way Flat Tester tests 5-way flat trailer connections.

Part#: 20116
6-Way Car End Tester 20116
List Price $14.52
Your Price $10.37
You Save $4.15 - 29%
6-Way Car End Tester
Tow Ready 6-Way Car End Tester 20116 test 6-way trailer connections.

Part#: 20117
7 Way LED Tester 20117
List Price $17.58
Your Price $12.56
You Save $5.02 - 29%
7 Way LED Tester
Tow Ready 7 Way LED Tester 20117 tests turn signals, brake lights and gound with ease.

Part#: 78117
7-Way Blade to 4-Way Flat with Tow-Glo 78117
List Price $19.78
Your Price $14.13
You Save $5.65 - 29%
7-Way Blade to 4-Way Flat with Tow-Glo
Reese 7-Way to 4-Way adapter with Tow-Glo.

Part#: 78118
7-Way Blade to 4 or 5-Way Flat with LED Circuit Tester 78118
List Price $21.90
Your Price $15.64
You Save $6.26 - 29%
7-Way Blade to 4 or 5-Way Flat with LED Circuit Tester
Reese 7-Way Blade to 4 or 5-Way Flat adapter with LED Circuit Tester.

Part#: 6562
Tekonsha 7 Way LED Tester With Trailer Emulator 6562
List Price $31.70
Your Price $22.64
You Save $9.06 - 29%
Tekonsha 7 Way LED Tester With Trailer Emulator
Tekonsha 6562 7-Way Trailer Emulator is used for the proper installation and set-up of a brake control when a trailer is not readily available.

Part#: 3808
Tow Ready Economy Circuit Tester 3808
List Price $23.30
Your Price $16.64
You Save $6.66 - 29%
Tow Ready Economy Circuit Tester
Tow Ready Economy Circuit Tester 3808 with hook has an alligator Clip for Grounding.
Testers and Test Equipment

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.

No matter what your test needs, TruckSpring.com has what you need to take the guess work out of trailer wiring.