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TowSmart Plug-In Trailer Connector Adapter w/ Wire Tester - 4-Way Flat to 7-Blade

Our Price: $15.00
In Stock
You're lining up the trailer in the driveway when you realize the plug doesn't match. No time to rewire. You grab the adapter, plug it in, and the lights fire up. Quick fix, solid connection, and you're back on schedule.Highlights 4-Way to 7-Blade Conversion: Adapts your vehicles 4-way flat to a 7-blade trailer connector. Plug-In Ready: No cutting or splicing needed. Built-In Wire Tester: Confirms function before
  • 4 Flat to 7 Blade
  • Universal Fit
  • Wiring Adapters
  • TowSmart

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

Retail: $32.64
Our Price: $20.10
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: $59.17
Our Price: $41.98
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
  • Tow Function Tester
  • Circuit Tester
  • Pollak
  • Black

TowSmart ProClass Plug-In Trailer Connector Adapter w Wire Tester, Ergo Grip - 4-Way Flat to 7-Blade

Retail: $27.99
Our Price: $20.69
In Stock
You've got a 4-flat on the vehicle and a 7-way on the trailer. No time to rewire. You grab this adapter, plug it in, and the built-in lights confirm the signals are live. Now you just need to ...
converts your 4-flat vehicle wiring to fit a 7-way trailer plug. It's a plug-and-play solution for light-duty towing. The built-in LED tester confirms that brake lights, taillights, and turn signals are
  • 4 Flat to 7 Blade
  • Universal Fit
  • Wiring Adapters
  • TowSmart

7 Way Trailer Connector Vehicle Tester

Retail: $28.18
Our Price: $24.44
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

Bright Way Trailer Breakaway Kit with Charger, LED Tester, and 5 Ah Battery - Side Load

Our Price: $64.35
In Stock
LED tester lets you easily check the battery's charge. Built-in charger pulls just enough power from your vehicle when your trailer is hooked up to make sure your breakaway battery stays charged ...
  • Electric
  • Push-to-Test
  • Kit with Charger
  • Side Load
  • 5 Ah
  • Bright Way
  • Tandem-Axle
  • Single-Axle
  • 48 Inch Long

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Brophy 4- and 5- Way Flat Circuit Tester

Our Price: $22.50
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

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

Retail: $74.21
Our Price: $51.55
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

Hopkins 7-Way RV to 4-Way Flat Trailer Connector Adapter with LED Test Lights

Retail: $33.96
Our Price: $23.09
In Stock
Quickly convert your 7-way, blade-style connector to a 4-pole flat vehicle-end connector. Integrated LED lights let you easily test connection. Protective braided cable is flexible for additional ...
Features: Adapter converts your 7-pole, blade-style, vehicle-end connector for use with a 4-way flat connector on your trailer Built-in LED lights provide easy troubleshooting Lights up to verify
  • 4 Flat to 7 Blade
  • Universal Fit
  • Wiring Adapters
  • Hopkins

Hopkins 7-Way RV to 4-Way Flat Trailer Connector Adapter with LED Test Lights

Retail: $29.34
Our Price: $26.83
In Stock
Quickly convert your 7-way, blade-style connector to a 4-pole flat vehicle-end connector. Integrated LED lights let you easily test connection. Protective braided cable is flexible for additional ...
Features: Adapter converts your 7-pole, blade-style, vehicle-end connector for use with a 4-way flat connector on your trailer Built-in LED lights provide easy troubleshooting Lights up to verify
  • 4 Flat to 7 Blade
  • Universal Fit
  • Wiring Adapters
  • Hopkins

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

Retail: $20.43
Our Price: $10.67
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
  • 4 Flat
  • Universal Fit
  • Trailer Hitch Wiring
  • Vehicle End Connector
  • Splice-In
  • Hopkins
  • No Converter

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

Our Price: $79.62
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
  • 5 Flat
  • Universal Fit
  • Trailer Hitch Wiring
  • Vehicle End Connector
  • Splice-In
  • Tekonsha
  • Powered Converter

Hopkins 7-Way RV Style Connector w/ Molded Cable and LED Test Lights - Trailer End - 8' Long

Our Price: $68.78
In Stock
The LED test lights on this molded, 7-way, RV-style, trailer-end connector confirm connectivity between your trailer and vehicle for simple troubleshooting. Durable cable covering resists damage.Features: Pre-wired, 7-way, blade-style, trailer-end connector allows you to connect your trailer to your vehicle Built-in LED lights provide easy troubleshooting Illuminate to verify that the
  • 7 Blade
  • Trailer Connectors
  • Trailer End Connector
  • Hopkins

Hopkins 7-Way RV Style Connector w/ Molded Cable and LED Test Lights - Trailer End - 6' Long

Our Price: $53.84
In Stock
The LED test lights on this molded, 7-way, RV-style, trailer-end connector confirm connectivity between your trailer and vehicle for simple troubleshooting. Durable cable covering resists damage.Features: Pre-wired, 7-way, blade-style, trailer-end connector allows you to connect your trailer to your vehicle Built-in LED lights provide easy troubleshooting Illuminate to verify that the
  • 7 Blade
  • Trailer Connectors
  • Trailer End Connector
  • Hopkins

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

Retail: $38.44
Our Price: $26.72
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
  • 7 Blade to 4 Flat
  • 7 Blade to 5 Flat
  • Universal Fit
  • Wiring Adapters
  • Reese

Adapter 7 Pole to 4 Pole with Tester and Cover

Retail: $18.96
Our Price: $10.60
In Stock
  • 7 Blade to 4 Flat
  • Universal Fit
  • Wiring Adapters
  • Hopkins

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

Our Price: $166.06
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
  • 4 Flat
  • Universal Fit
  • Trailer Hitch Wiring
  • Vehicle End Connector
  • Splice-In
  • CURT
  • Powered Converter

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

Our Price: $120.81
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
  • 4 Flat
  • Universal Fit
  • Trailer Hitch Wiring
  • Vehicle End Connector
  • Splice-In
  • Tekonsha
  • Powered Converter
  • Visible

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

Retail: $43.40
Our Price: $23.69
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.
  • 7 Blade to 4 Flat
  • 7 Blade to 5 Flat
  • Universal Fit
  • Wiring Adapters
  • Hopkins

TowSmart 4-Way Flat Trailer Connector w/ Wire Tester - Trailer End - 24"

Retail: $10.99
Our Price: $9.81
In Stock
The trailer lights are flickering again. You've replaced bulbs, checked grounds, and still no luck. Time to swap the plug. This 4-way flat connector comes with a built-in tester and 24 inches of ...
Highlights 4-Way Flat Plug: Standard trailer-end connector. 24" Bonded Wire Lead: 18-gauge wire for stop, turn, and taillights. Built-In Wire Tester: Lets you verify light function during
  • 4 Flat
  • Trailer Connectors
  • Trailer End Connector
  • TowSmart

Curt 6-Way Round LED Circuit Tester - Vehicle End

Retail: $15.95
Our Price: $10.90
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: $12.95
Our Price: $11.51
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

TowSmart ProClass 7-Blade Trailer Connector w/ Wire Tester - Trailer End

Retail: $36.99
Our Price: $27.99
In Stock
You're wiring up a trailer and need to know it's done right. This 7-way plug lights up to show which signals are live the second you connect. You crimp it, test it, and roll out knowing ...
install. Textured Grip: Makes disconnecting easier, even in cold weather. Weather-Resistant Housing: Helps protect against moisture and road grime. Features to know about Trailer-End 7-Way with Built-In
  • 7 Blade
  • Trailer Connectors
  • Trailer End Connector
  • TowSmart

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

Retail: $114.29
Our Price: $85.30
In Stock
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
  • 4 Flat
  • Universal Fit
  • Trailer Hitch Wiring
  • Vehicle End Connector
  • Splice-In
  • Hopkins
  • Powered Converter