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Circuit Testers




Manufacturer Product Image Item Name Price
PRIME PRODUCTS 12-Volt Test Light

12-Volt Test Light

Checks six and twelve volt live circuits. Use with power on. Extra sharp needle point penetrates insulation easily. Extra long 48" lead. Ground clip...
$5.19

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CEQUENT/REESE 6-Way Car End Tester

6-Way Car End Tester

Plug into your vehicle to test that your taillight, LT/RT, backup and auxillary lights are functioning properly. Includes a function test for each...
$12.99

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J&W PRODUCTS 7 & 4 Way Circuit Tester

7 & 4 Way Circuit Tester

Plug into your tow vehicle's tow plug and quickly test power to your trailer's turn signals, brakes, running and back-up lights. Also shows if wiring...
$25.49

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CEQUENT/REESE 7-Way Flat Pin Car End Tester

7-Way Flat Pin Car End Tester

Plug into your vehicle to test that your taillight, LT/RT, backup and auxillary lights are functioning properly. Includes a function test for each...
$14.59

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POLLAK/STONERIDGE CONTRO 7-Way Trailer Circuit Tester

7-Way Trailer Circuit Tester

Save time and frustration by checking your connections before starting your trip. You can even properly install a 7-way connector without a trailer...
$28.49

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E.T.S. INTERNATIONAL Circuit Tester

Circuit Tester

Four way flat male connector circuit tester plugs into vehicle female end connector indicating whether wiring is properly operating through LEDs. The...
$13.79

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J&W PRODUCTS Circuit Tester

Circuit Tester

Plug into your tow vehicle's tow plug and quickly test power to your trailer's turn signals, brakes and running lights. Shows if wiring circuit is...
$4.99

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AP PRODUCTS Lightcheck & Safety Plug

Lightcheck & Safety Plug

Check the lights on your trailer or 5th wheel without having to plug into your tow vehicle. Simply plug your 7-pin RV plug into the Lightcheck. The...
$58.79

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CAMCO MANUF. CO. Quickee Circuit Tester

Quickee Circuit Tester

One-hand operation to test circuits in hard-to-reach areas. Works two ways -- captures and pierces wire with unique hook design or it can be used as...
$38.79

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CEQUENT/REESE Trailer Emulator

Trailer Emulator

Lets you check your tow vehicle wiring without connecting to a trailer. 100% solid state circuit uses 12V and ground correction.
$33.99

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