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etrailer Trailer Wiring 7-Way Upgrade Kit w/ Junction Box and RV Style Connector

Our Price: $54.21
In Stock
This kit includes a junction box so you can quickly and easily connect the wires from the included trailer connector to your trailer's wiring. Flexible cable allows for easy positioning Weatherproof, heavy-duty plastic junction box protects wires and terminals from the elements Wire functions: Black: 12 volt power Yellow: auxiliary or reverse
  • Trailer Connectors
  • Trailer End Connector
  • 7 Blade
  • etrailer

T-One Vehicle Wiring Harness with 7-Way Trailer Connector - 118289

Our Price: $85.47
In Stock
Quickly and easily install a 7-way trailer connector on your vehicle with this custom wiring harness. T-One connector plugs directly into existing wiring - no cutting, splicing or tapping required. Powered ModuLite reduces strain on wiring system. you've plugged in the connector, insert the included fuses into your junction box as indicated in the instructions. Once installation is complete, the 7-way connector will be stowed beneath your vehicle
  • Trailer Hitch Wiring
  • Vehicle End Connector
  • Plug-In
  • 7 Blade
  • Powered Converter
  • Tekonsha
  • Visible
  • No Tow Package

T-One Vehicle Wiring Harness with 4-Pole Flat Trailer Connector - 118628

Retail: $71.47
Our Price: $67.92
In Stock
Quickly and easily install a 4-way trailer connector on your vehicle with this custom wiring harness. T-One connector plugs directly into existing wiring - no cutting, splicing or tapping required. Powered ModuLite reduces strain on wiring system. any cargo nets and the cargo floor hatch your paneling to access this harness. Once you've plugged in the connector, insert the provided fuse into the vehicle's junction box. Once installation
  • Trailer Hitch Wiring
  • Vehicle End Connector
  • Plug-In
  • 4 Flat
  • Powered Converter
  • Tekonsha
  • Hidden
  • No Tow Package

Curt T-Connector Vehicle Wiring Harness with 4-Pole Flat Trailer Connector - C56192

Retail: $69.95
Our Price: $48.74
Quickly and easily install a 4-way trailer connector on your vehicle with this custom harness. T-connector plugs directly into existing wiring. Powered converter reduces strain on wiring system and is made using SMT to ensure superior performance., low-profile fuse in position 2 and the 7.5-amp fuse in position 11 of the junction box (as shown below). Once installation is complete, the 4-way connector will be stowed in an out-of-the-way location within
  • Trailer Hitch Wiring
  • Vehicle End Connector
  • Plug-In
  • 4 Flat
  • Powered Converter
  • CURT
  • Hidden
  • No Tow Package

Hopkins Plug-In Simple Vehicle Wiring Harness with 4-Pole Flat Trailer Connector - HM11143270

Retail: $103.84
Our Price: $78.33
In Stock
Quickly and easily install a 4-way trailer connector on your vehicle with this custom harness. T-connector plugs directly into existing wiring. Powered converter reduces strain on wiring system. this junction box. Once you've plugged in the T-connector, insert the 10-amp fuse in position 2 and the 7.5-amp fuse in position 11 of the junction box. Once installation is complete, the 4-way
  • Trailer Hitch Wiring
  • Vehicle End Connector
  • Plug-In
  • 4 Flat
  • Powered Converter
  • Hopkins
  • Visible
  • No Tow Package

Hopkins Plug-In Simple Vehicle Wiring Harness with 4-Pole Flat Trailer Connector - HM11143115

Retail: $115.09
Our Price: $65.78
Quickly and easily install a 4-way trailer connector on your vehicle with this custom harness. T-connector plugs directly into existing wiring. Powered converter reduces strain on wiring system. flat connector, cable ties, and terminal grease packet for electrical connections 90-Day limited warranty Installation This custom-fit T-connector plugs into your vehicle's electric junction box
  • Trailer Hitch Wiring
  • Vehicle End Connector
  • Plug-In
  • 4 Flat
  • Powered Converter
  • Hopkins
  • Hidden
  • No Tow Package

New Arrivals — From Our Shop to You!

Chosen by folks who live and breathe this, just like you.

New Arrivals — From Our Shop to You!

Chosen by folks who live and breathe this, just like you.

Andrew
Andrew etrailer team member
Andrew etrailer team member

4

Years

|

356

Installations

3,320

Customers Helped

Any questions? Chat us from Missouri

Buyers Products Pre-Wired Switch Box w/ Relay and Circuit Breaker - Fused - Backlit - 6 Function

Retail: $140.99
Our Price: $90.95
In Stock
  • Wiring
  • Switches
  • Switch Box
  • Buyers Products

Buyers Products Pre-Wired Switch Box w/ Relay and Circuit Breaker - Fused - Backlit - 4 Function

Retail: $121.99
Our Price: $73.32
In Stock
  • Wiring
  • Switches
  • Switch Box
  • Buyers Products

Firestone Fuse Circuit Tap Kit

Retail: $46.19
Our Price: $20.98
In Stock
This fuse circuit tap kit allows you to add an accessory fuse to your fuse box without having to splice into your vehicle wiring. The fuse tap plugs into your fuse box and provides ports for your ...
Features: Allows you to add a fuse port for an accessory system fuse without splicing into your vehicle wiring Plugs directly into your fuse box Creates ports for the fuse removed from your fuse box
  • Wiring
  • Fuse Taps
  • Fuses
  • Firestone

ATM Mini Dual Fuse Tap - 10 Amp Main - 5 Amp Added

Retail: $25.99
Our Price: $10.40
In Stock
... separately). Plugs directly into fuse box. Single wire. spreader operation Main slot holds original 10A fuse Expansion slot holds 5A fuse (sold separately) Durable 16-gauge wire Fuse holder plugs directly into fuse box Power lead wires to acccessory Included
  • Wiring
  • Fuse Taps
  • Fuses
  • Buyers Products

Hopkins Plug-In Simple Vehicle Wiring Harness with 4-Pole Flat Trailer Connector - HM11143275

Retail: $119.33
Our Price: $76.04
Quickly and easily install a 4-way trailer connector on your vehicle with this custom harness. T-connector plugs directly into existing wiring - no cutting or splicing required. custom-fit T-connector plugs into your vehicle's electrical junction box, which is located in your rear cargo area on the driver's side. You will have to remove the rear threshold, the storage doors
  • Trailer Hitch Wiring
  • Vehicle End Connector
  • Plug-In
  • 4 Flat
  • Converter
  • Hopkins
  • Hidden
  • No Tow Package

Attwood PowerGuard Battery Box for 27/27M/27F Batteries - Vented

Our Price: $22.87
Power up your 27 series battery and accessories with confidence. This box gives you quick access with external terminals and a 12V accessory port, while the rugged build makes every trip safer. charge without opening the box, thanks to external terminals and a 12V DC accessory port with a built-in 10A fuse. Made for Clean Wiring: 4 oversized cable ports let you route wiring without pinching or
  • Marine Battery Box
  • Group 27 Batteries
  • 16-7/8L x 9-5/8W x 10-7/8D Inch
  • Attwood
  • Black Plastic

Deka Self-Fusing Auto Tape - Black - 10' Roll - Qty 1

Retail: $25.89
Our Price: $13.99
In Stock
This black self-fusing tape is ideal for almost any application requiring a waterproof seal and is an excellent insulator with high dielectric strength.Features: Forms a permanent bond that is both airtight and waterproof Leaves no residue when removed Fuses upon itself when wrapped Cures completely within 24 hours Stretches to 300% of original
  • Cable Management
  • Wire Protection
  • Electrical Tape
  • 10 Feet Long
  • Deka
  • Black

Deka Self-Fusing Auto Tape - Black - 10' Roll - Qty 1

Our Price: $8.19
In Stock
This black self-fusing tape is ideal for almost any application requiring a waterproof seal and is an excellent insulator with high dielectric strength.Features: Forms a permanent bond that is both airtight and waterproof Leaves no residue when removed Fuses upon itself when wrapped Cures completely within 24 hours Stretches to 300% of original
  • Tools for Wiring
  • Electrical Tools
  • Electrical Tape
  • Deka

Deka Self-Fusing Auto Tape - Red - 10' Roll

Retail: $26.99
Our Price: $9.15
This red self-fusing tape is ideal for almost any application requiring a waterproof seal and is an excellent insulator with high dielectric strength.Features: Forms a permanent bond that is both airtight and waterproof Leaves no residue when removed Fuses upon itself when wrapped Cures completely within 24 hours Stretches to 300% of original
  • Cable Management
  • Wire Protection
  • Electrical Tape
  • 10 Feet Long
  • Deka
  • Red

Pollak 4-Way Flat Trailer Connector with 12" Harness - PK44KR

Our Price: $8.97
In Stock
Extend your trailer wiring with this 12" 4-way flat harness, built with a molded, weather-resistant plug for durability. Color-coded 18-gauge wires make installation easy, while the polarized connection ensures a secure, proper fit.Highlights Universal splice-in connector: Wires into your trailer's harness or connect to your junction box. Durable molded-rubber socket: Ensures long-lasting performance in harsh conditions
  • Trailer Connectors
  • Trailer End Connector
  • 4 Flat
  • Pollak

Curt T-Connector Vehicle Wiring Harness with 4-Pole Flat Trailer Connector - C56161

Retail: $69.95
Our Price: $41.74
In Stock
Quickly and easily install a 4-way trailer connector on your vehicle with this custom harness. T-connector plugs directly into existing wiring - no cutting, splicing or tapping required. Installation This custom-fit T-connector plugs into your vehicle's electrical junction box, which is located in your rear cargo area, beneath the trim panel on the passenger's side Once installation is
  • Trailer Hitch Wiring
  • Vehicle End Connector
  • Plug-In
  • 4 Flat
  • Powered Converter
  • CURT
  • Hidden
  • No Tow Package

Pollak 4-Way Flat Trailer Connector with 24" Harness - PK64KR

Our Price: $7.59
In Stock
Extend your trailer wiring with this 24" 4-way flat harness, built with a molded, weather-resistant plug for durability. Color-coded 18-gauge wires make installation easy, while the polarized connection ensures a secure, proper fit.Highlights Universal splice-in connector: Wires into your trailer's harness or connects to your junction box. Durable molded-rubber socket: Ensures long-lasting performance in harsh conditions
  • Trailer Connectors
  • Trailer End Connector
  • 4 Flat
  • Pollak

Pollak 4-Way Flat Trailer Connector with 5' Harness - PK74KR

Our Price: $9.73
In Stock
Extend your trailer wiring with this 60" 4-way flat harness, built with a molded, weather-resistant plug for durability. Color-coded 18-gauge wires make installation easy, while the polarized connection ensures a secure, proper fit.Highlights Universal splice-in connector: Wires into your trailer's harness or your junction box. Durable molded-rubber socket: Ensures long-lasting performance in harsh conditions. Color-coded
  • Trailer Connectors
  • Trailer End Connector
  • 4 Flat
  • Pollak

TowSmart 4-Way Flat Trailer Connector w/ 60" Harness - TS78RR

Our Price: $10.44
In Stock
You're wiring up the trailer and want it done right the first time. This 4-way flat connector has pre-stripped, color-coded wires and extra length to reach where you need. Splice it in, test the lights, and you're ready to tow.Highlights Standard 4-way flat connector: Compatible with most trailer wiring setups. 60" harness length: Gives you plenty of wire to route to your junction box or taillights. Pre-wired and
  • Trailer Hitch Wiring
  • Vehicle End Connector
  • Splice-In
  • 4 Flat
  • TowSmart
  • Universal Fit

Double Rocker Switch - On/Off - Black - 37212235

Our Price: $14.75
In Stock
Double on/off switch for controlling lights and other applications powered by your battery. SPST, 16 amps at 125 - 250V AC, 3/4 hp at 125 - 250V AC, 10 amps at 14V (T), 3 amps at 125V (L). Fits cutouts measuring 1-5/8" tall x 2-7/16" wide.
  • RV Exterior Lights
  • Wiring
  • RV Interior Lights
  • RV Light Fixtures
  • Switches
  • JR Products

Curt Trailer Breakaway Kit with Trickle Charger, LED Tester, and 5 Ah Lead Acid Battery - Side Load - C52042

Retail: $92.30
Our Price: $60.73
In Stock
Lead-acid batteries require no maintenance, which is why we love this kit. The built-in charger keeps the battery charged and ready to bring your single-, tandem-, or triple-axle trailer to a complete stop. LED tester lets you check the charge. from rain and debris with durable, plastic case Lid can be secured with padlock (sold separately) to deter battery theft Includes breakaway switch, charger, Lead-acid battery, battery box, wiring, and
  • Kit with Charger
  • Side Load
  • Single-Axle
  • Tandem-Axle
  • Triple-Axle
  • CURT
  • LED Tester

Hopkins Engager Trailer Breakaway Kit w/ Charger, LED Tester, Hardware, and 5 Ah Battery - Top Load - 20400

Retail: $82.05
Our Price: $72.90
The built-in charger in this kit keeps the battery charged and ready to bring your single-axle or tandem axle trailer to a complete stop should it become disconnected from your vehicle. LED tester lets you easily check the battery's charge. durable, plastic case Includes breakaway switch, charger, battery, battery box, and wiring Specs: Application: single- and tandem-axle trailers with electric brakes Battery: Voltage: 12V Type: lead acid
  • Kit with Charger
  • Top Load
  • Single-Axle
  • Tandem-Axle
  • Hopkins
  • LED Tester

T-One Vehicle Wiring Harness with 4-Pole Flat Trailer Connector - 118449

Our Price: $45.75
In Stock
Quickly and easily install a 4-way trailer connector on your vehicle with this custom wiring harness. T-One connector plugs directly into existing wiring - no cutting, splicing or tapping required. Powered ModuLite reduces strain on wiring system. ModuLite (converter) are located underneath the spare tire compartment. Once you've plugged in the ModuLite, locate the "towing fuse" position in your fuse box and insert the included 10-amp
  • Trailer Hitch Wiring
  • Vehicle End Connector
  • Plug-In
  • 4 Flat
  • Powered Converter
  • Tekonsha
  • Hidden
  • No Tow Package