$37.07


Free shipping on orders over $50
Spend $50 and your order ships for free

Free pickup in 1-2 days or less
We'll ship it to your local store

Trailer Wire Tester

One Man Trailer Wiring Tester. Tests 4 & 5 Pin Flat connector wiring. Each signal from vehicle will emit a unique tone. One person makes complete test in 30 seconds! Just apply brakes, turn signals, running lights & engage reverse. Tester also emits unique tone for any shorts in the wiring! Greatly reduces time spent verifying vehicle trailer wiring. Very simple & easy to use - saves time.

  • Lighting Circuits Tested
    • Left Turn Signal
    • Right Turn Signal
    • Brake
    • Running Lights
    • Reverse
    • Wiring Shorts
Weight0.1
BrandElectronic Specialties Inc
Part Number220
Line CodeESI
UPC855174001519
TerminologyTrailer Wire Tester
Weight0.1
For warranty information please contact Auto-Wares.