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Reese Trailer Connector Adapter w/ LED Circuit Tester and Dust Cover - 7-Pole to 4-Pole or 5-Pole

Our Price: $20.20
In Stock
This adapter lets you quickly convert your 7-way connector for use with a 4-way or 5-way flat trailer-end plug. It includes a circuit tester with red LEDs and a built-in dust cover that protects the ...
Features: Easy-to-use, plastic adapter converts your vehicle's 7-blade, RV-style, vehicle-end connector for use with a 4-wire or 5-wire flat, trailer-end connector Circuit tester with highly
  • Wiring Adapters
  • Multi-Function Adapter
  • 4 Flat
  • 5 Flat
  • 7 Round - Blade
  • Reese

Hopkins Tow Doctor Trailer End Test Unit - HM50928

Retail: $637.69
Our Price: $485.86
In Stock
auxiliary power Trailer lights illuminate and LED bulbs light on the tester to show function operation Adapts to 4-Flat, 6-Pole Round, or 7-Way RV Blade Includes battery terminal clips Amperage meter shows
  • Testers
  • Tow Function Tester
  • Hopkins

Curt 7-Way to RV Socket LED Circuit Tester - Vehicle End

Retail: $30.42
Our Price: $19.90
In Stock
This circuit tester plugs into the 7-way connector on your vehicle. LED lights indicate which functions (brake, turn, tail, stop, reverse, electric brakes, and 12V) are properly working. Color-coded ...
Features: 7-Way connector tester plugs into your vehicle's wiring harness to confirm your lights are functioning Tests tail lights, brake lights, turn signals, reverse lights, electric brakes
  • Testers
  • Circuit Tester
  • Tow Function Tester
  • CURT

Pollak 7-Way to RV Socket LED Circuit Tester - Vehicle End

Retail: $44.96
Our Price: $38.12
In Stock
This circuit tester plugs into the 7-way connector on your truck. LED lights indicate which functions (brake, turn, tail, stop, reverse and 12V) are properly working.Features: 7-way circuit tester 12V power Function Codes: BU: back up or reverse circuit center pole RT: right turn/brake TM: taillights LT: left turn/brake BK: brake controller output 12V: 12-volt
  • Testers
  • Circuit Tester
  • Tow Function Tester
  • Pollak
  • Black

Adapter 7 Pole to 4 Pole with Tester and Cover

Retail: $17.21
Our Price: $12.14
In Stock
  • Wiring Adapters
  • Single-Function Adapter
  • 4 Flat
  • 7 Round - Blade
  • Hopkins

Curt Echo Wireless Brake Controller - 7-Way Plug-in w/ Bluetooth App - Up to 2 Axles - Proportional

Retail: $330.95
Our Price: $176.42
In Stock
Towing? There's an app for that. This brake controller connects to your phone with Bluetooth so all your settings are right in your hand. The unit plugs into your 7-way for a one-step ...
Features: Proportional braking - Smooth, safe, and good for your brakes long-term 1-Step installation - Plugs into your 7-way and you're done Bluetooth - Control your settings from your
  • Proportional Controller
  • Smartphone Display
  • Hidden
  • CURT

7 Way Trailer Connector Vehicle Tester

Our Price: $22.39
A circuit tester that plugs into the 7-way trailer connector on the vehicle and emulates a trailer. The lights let you know what functions (brake, turn, tail, stop, reverse and 12V) are working ...
Features: 7-way circuit tester 12V power Function Codes: BU: back up or reverse circuit center pole RT: right turn/brake TM: taillights LT: left turn/brake BK: Brake controller output 12V: 12-volt
  • Testers
  • Tow Function Tester
  • Tow Ready
  • Black

Tekonsha 7-Way, RV-Style Tester for Brake Controllers - LED Test Lights

Retail: $60.99
Our Price: $53.84
In Stock
Use this tester to check the connection between your tow vehicle's 7-pole, blade-style connector and your brake controller. Tester emulates trailer to confirm connectivity. LED lights illuminate ...
Features: 7-Way tester checks your brake controller's connection to your tow vehicle's 7-way connector Simulates electric trailer brakes to confirm connectivity without hooking up your
  • Testers
  • Tow Function Tester
  • Tekonsha
  • Black

Curt LED 4-Way Flat Connector (Vehicle End) Tester

Retail: $19.31
Our Price: $7.19
In Stock
Curt LED 4-Way Flat Connector Tester This circuit tester plugs into the four-way trailer connector on the vehicle. The bright LED lights analyze the trailer connections and indicate which functions
  • Testers
  • Tow Function Tester
  • CURT
  • Black

Hopkins Endurance Flex Trailer Connector Adapter w/ LED Circuit Tester - 7-Pole to 4-Pole or 5-Pole

Retail: $30.90
Our Price: $22.95
In Stock
This adapter lets you use your 7-way, RV-style connector with a 4- or 5-way flat, trailer-end plug. It includes a circuit tester with red LEDs, and the 5" long, flexible wire between the plugs ...
; 3-Year limited warranty This adapter allows the 7-way, RV-style, vehicle-end connector pictured on the left to work with the 4-way and 5-way, trailer-end connectors on the right.
  • Wiring Adapters
  • Multi-Function Adapter
  • 4 Flat
  • 5 Flat
  • 0 - 5 Feet Long
  • 7 Round - Blade
  • Hopkins

Hopkins Endurance Easy-Pull 4-Way Flat Connector w/ 48" Harness and LED Tester

Retail: $20.60
Our Price: $10.92
In Stock
Built-in LEDs on this 4-way flat connector help you troubleshoot problems. The large grip ring provides the leverage you need to easily disconnect it from your trailer connector without damaging the ...
Features: Provides a 4-way flat trailer connector at the back of your vehicle to power your trailer's signal lights Compatible with 5-pole, 6-pole, and 7-pole adapters (sold separately) Works
  • Trailer Connectors
  • Vehicle End Connector
  • 4 Flat
  • 0 - 5 Feet Long
  • Hopkins

7-Pole, Round-Pin Adapter for Hopkins Tow Doctor Vehicle-End Test Unit

Retail: $73.55
Our Price: $55.53
In Stock
This adapter lets you test a 7-way, round-pin, vehicle-end connector to ensure that all the wiring functions are working properly. Plugs into the extension cord on your Hopkins Tow Doctor wire ...
Features: Lets you test a 7-way, round-pin, vehicle-end connector with your Hopkins Tow Doctor vehicle-end wiring tester (HM50918; sold separately) Ensures that vehicle plug has been installed
  • Testers
  • Tow Function Tester
  • Hopkins
  • Black

Hopkins Endurance Powered Tail Light Converter w/ 4-Way Flat Trailer Connector and Install Kit

Retail: $114.29
Our Price: $83.87
The built-in tester on the 4-way flat in this kit lets you easily troubleshoot. Great for setups with LED or incandescent bulbs, this kit converts your vehicle's lighting system to match your ...
Features: Provides a 4-way flat trailer connector at the back of your vehicle to power your trailer's signal lights Compatible with 5-pole, 6-pole, and 7-pole adapters (sold separately) Ensures
  • Trailer Connectors
  • Vehicle End Connector
  • 4 Flat
  • 6 - 10 Feet Long
  • Hopkins

Tekonsha Tail Light Converter with 4-Way Flat Trailer Connector and Install Kit

Our Price: $44.00
In Stock
Great for cars and trailers with either LED or incandescent bulbs, this tail light converter has a 60" 4-way flat harness. Designed for vehicles that have amber turn signals. Includes wire taps ...
Features: Provides a 4-way flat trailer connector at the back of your vehicle to power your trailer's signal lights Compatible with 5-pole, 6-pole, and 7-pole adapaters (sold separately) Ensures
  • Trailer Hitch Wiring
  • Converter
  • 1-1/2 Feet Long
  • 4 Flat
  • Tekonsha
  • Universal Fit

Curt Powered Tail Light Converter w/ 4-Way Flat Trailer Connector and Install Kit

Our Price: $153.96
In Stock
Great for cars and trailers with either LED or incandescent bulbs, this kit converts your vehicle's lighting system to match your trailer's. It includes a 4-way flat, wire taps, and a power ...
Features: Provides a 4-way flat trailer connector at the back of your vehicle to power your trailer's signal lights Compatible with 5-pole, 6-pole, and 7-pole adapters (sold separately) Ensures
  • Trailer Hitch Wiring
  • Converter
  • 8 Feet Long
  • 4 Flat
  • CURT
  • Universal Fit

Tekonsha Powered Tail Light Converter w/ 4-Way Flat Trailer Connector and Install Kit

Our Price: $119.57
In Stock
Great for cars and trailers with either LED or incandescent bulbs, this kit converts your vehicle's lighting system to match your trailer's. It includes a 4-way flat, wire taps, and a power ...
Features: Provides a 4-way flat trailer connector at the back of your vehicle to power your trailer's signal lights Compatible with 5-pole, 6-pole, and 7-pole adapters (sold separately) Ensures
  • Trailer Hitch Wiring
  • Converter
  • 20 Feet Long
  • 4 Flat
  • Tekonsha
  • Universal Fit

Brophy 4- and 5- Way Flat Circuit Tester

Our Price: $23.42
In Stock
This Brophy electrical tester works for both 4- and 5- way flat trailer wiring harnesses.
  • Testers
  • Circuit Tester
  • Tow Function Tester
  • Brophy
  • Black

Modulite Circuit Protected Power Converter w/ 5-Way Flat, Hardwire Kit, and Tester

Our Price: $70.24
In Stock
Modulite Protector with Integrated Circuit & Overload Protection, Hardwire Kit and TesterFeatures: Standard 5-Flat connector for backup light or surge brake lockout circuit Works with 2 or 3 wire light systems Works with either LED or incandescent bulbs 7.5 amps for the tail light
  • Trailer Hitch Wiring
  • Powered Converter
  • 5 Flat
  • Tekonsha
  • Universal Fit

Curt 6-Way Round LED Circuit Tester - Vehicle End

Retail: $12.95
Our Price: $8.90
In Stock
This circuit tester plugs into the 6-way connector on your vehicle. LED lights indicate which functions (brake, turn, tail, electric brakes, and 12V) are properly working.Features: 6-Way connector tester plugs into your vehicle's wiring harness to confirm your lights are functioning Tests tail lights, brake lights, turn signals, electric brakes, and auxiliary
  • Testers
  • Circuit Tester
  • Tow Function Tester
  • CURT

Curt LED 5-Way Flat Circuit Tester - Vehicle End

Retail: $11.53
Our Price: $10.60
In Stock
This circuit tester plugs into the 5-way trailer connector on your vehicle. The bright LED lights indicate which functions (tail lights, brake lights, turn signals, and reverse lights) are working ...
Features: 5-Way connector tester plugs into your vehicle's wiring harness to confirm your lights are functioning Tests tail lights, brake lights, turn signals, and reverse lights Labeled LED
  • Testers
  • Circuit Tester
  • Tow Function Tester
  • CURT

Hopkins Trailing Wiring Installation Kit with Circuit Tester and 4-Way Flat Dust Cover

Retail: $20.99
Our Price: $15.95
In Stock
Ideal for rewiring a trailer, this kit contains a 6-12-V LED circuit tester, connectors, ring terminals, zip-ties, ground screws, and more. probe circuit tester 1 Roll of electrical tape 9 Butt connectors 1 Terminal grease packet 2 Self-tapping, hex-head ground screws (20) 5-1/2" Long zip-ties (1) 4-Wire flat dust cover 4 Splice
  • Tools for Wiring
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  • Hopkins

Tekonsha Trailer Wiring Circuit Tester

Retail: $690.99
Our Price: $434.53
In Stock
This tester helps you to quickly identify problems in your trailer wiring. It tests the left turn, right turn, tail/marker, brake and backup circuits to indicate the level of current in each circuit ...
battery) connected to the trailer charge circuit Includes charger for the internal battery of the trailer tester Works with 7-way trailer connector Adapters (sold separately) allow use with 4-pole, 5-pole
  • Testers
  • Circuit Tester
  • Tekonsha

Replacement Tow Doctor Tester

Retail: $637.69
Our Price: $294.03
In Stock
, left turn, brake, tail, backup lights; electric brakes and auxiliary power Trailer lights illuminate and LED bulbs light on the tester to show function operation Adapts to 4-Flat, 6-Pole Round, or 7-Way
  • Testers
  • Tow Function Tester
  • Hopkins

ZCI Circuit Protected Vehicle Wiring Harness w/ 4-Pole Flat Trailer Connector and Installation Kit - 119250KIT

Our Price: $169.02
In Stock
Install a 4-way trailer connector on your vehicle without cutting or splicing into your wiring. Zero-contact interface sensors identify the current flowing through each wire by simply clamping onto ...
Features: Provides a 4-way flat trailer connector at the back of your vehicle to power your trailer's signal lights Compatible with 5-pole, 6-pole, and 7-pole adapters (sold separately) Bypasses
  • Trailer Hitch Wiring
  • Converter
  • 4 Flat
  • Tekonsha
  • Universal Fit