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

Our Price: $62.99
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.Features: Kit allows you to upgrade from a 4-way, 5-way, or 6-way connector to a 7-way connector Pre-wired, 7-way, blade-style, trailer-end connector lets you connect your trailer to your vehicle 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 signal Red: left brake and turn signal Green: running lights Brown: right brake and turn signal Blue: trailer brakes Ring terminals included Specs: Overall box dimensions: 8-1/8" long x 3-3/8" wide x 2-5/16" tall Distance between mounting holes (on center): 7-3/8" Lid dimensions: 6-5/8" long x 3-3/8" wide Cord dimensions (not including junction box): 5'-5" long x 5/8" diameter Overall length including junction box: 6'
  • Trailer Connectors
  • Trailer End Connector
  • 7 Blade
  • etrailer

Trailer Wiring Junction Box - 7 Color Coded Terminals - ABS

Our Price: $10.43
In Stock
Color coded terminals in the ABS box provides a fast, easy way to connect the wires from the trailer connector to the wiring for either a 6-way or 7-way connector. Makes replacing your trailer's connector simple.
  • Trailer Wiring
  • Junction Box
  • Buyers Products

etrailer Trailer Wiring Junction Box - 7 Terminal

Our Price: $19.99
In Stock
This trailer wiring junction box provides a fast, easy way to connect your trailer's wiring to either a 6-way or 7-way connector. Makes replacing your trailer's connector simple.Features: 7-Terminal junction box lets you easily connect your trailer wiring to a 6-way or 7-way trailer connector (sold separately) Eases connector installation, and makes diagnostics simple Weatherproof, heavy-duty plastic protects wires and terminals from the elements Ring terminals included Specs: Box dimensions with lid: 8-1/8" long x 3-3/8" wide x 2-3/8" tall Lid size: 6-5/8" long x 3" wide Distance between mounting holes (on center): 7-3/8"
  • Trailer Wiring
  • Junction Box
  • etrailer

Trailer Wiring Junction Box - 7 Terminals - Polypropylene

Retail: $28.89
Our Price: $15.36
In Stock
Durable polypropylene box creates a fast, easy way to connect the wires from the trailer connector to the wiring for either a 6-way or 7-way connector. Makes replacing your trailer's connector simple.
  • Trailer Wiring
  • Junction Box
  • Buyers Products

Pollak 7-Circuit-Breaker Junction Box

Our Price: $57.83
In Stock
This circuit breaker junction box provides a neat, clean way to mount multiple circuit breakers to the firewall of your vehicle. Junction box has space for seven separate circuit breakers.Features: Junction box for studded circuit breakers Provides neat, clean mounting point for multiple circuit breakers Has space for 7 studded circuit breakers Includes bus bar to dissipate heat buildup Specs: Breaker slots: .20" x .30" 1-Year limited warranty 52-249 Pollak 7-Circuit-Breaker Junction Box
  • Trailer Wiring
  • Junction Box
  • Pollak

Trailer Wiring Junction Box

Our Price: $34.50
In Stock
This Spectro trailer wiring junction box provides a fast, easy way to connect the wires from the trailer connector to the wiring for either a 6-way or 7-way connector. ...
Features: 7-Terminal junction box lets you easily connect your trailer wiring to a 6-way or 7-way trailer connector (sold separately) Weatherproof, heavy-duty plastic protects wires and terminals from the elements Mounting hardware included Ring terminals (44-5310A) sold separately Specs: Box dimensions with lid: 7" long x 3-1/4" wide x 2-3/4" tall Overall length (with mounting flanges): 8" Distance between mounting holes (on center): 7-3/8" Mounting flange dimensions: 3/4" wide x 1/4" thick Outer diameter of terminals: 3/16" 9709 Spectro Trailer Wiring Junction Box
  • Trailer Wiring
  • Junction Box
  • Spectro

Pollak 10-Terminal Junction Box

Retail: $73.80
Our Price: $50.68
In Stock
This junction box provides a quick and easy way for you to connect the trailer plug to the trailer wiring. The box also makes your trailer connector simple to replace.Features: Provides quick and easy way to wire trailer plug to trailer wiring Allows simple replacement of trailer connector Has black, ABS plastic construction Specs: Box dimensions: 7.5" long x 3.75" wide x 2.5" tall 1-Year limited warranty
  • Trailer Wiring
  • Junction Box
  • Pollak

Junction Box and Installation Kit for Autowbrake Trailer-Mounted Electric Brake Controller

Our Price: $38.00
In Stock
This kit lets you install the Autowbrake electric brake controller on your trailer. Junction box, butt connectors, and ring terminals make it easy to splice the controller into your trailer's wiring.Features Kit lets you install your Autowbrake trailer brake controller (3430001 - sold separately) on your trailer Junction box makes it easy to connect controller to your trailer wiring Weatherproof, heavy-duty plastic protects wires and terminals from the elements Installation hardware included Ring terminals for connecting wires to studs in junction box Heat shrink butt connectors for joining 2 lengths of wire Zip-ties for securing loose wires Mounting hardware for securing junction box to trailer frame
  • Trailer Brake Controller
  • Junction Box
  • Installation Kits
  • etrailer

Replacement Junction Boxes for HappiJac Electric Jacks - Qty 4

Our Price: $36.29
In Stock
Replaces the 4 wiring junction boxes for your HappiJac electric jack system (LC736514-ELKIT or LC736515-ELKIT). Includes mounting hardware.Features: Replaces the 4 wiring junction boxes for your HappiJac electric jack system Includes mounting hardware Fits: HappiJac 4220 Series electric jacks: LC736514-ELKIT HappiJac 4820 Series electric jacks: LC736515-ELKIT
  • Camper Jacks
  • Junction Box
  • Lippert

Phoenix USA Junction Box - 10 Pole - 12V

Our Price: $15.09
In Stock
Messy trailer wiring leads to loose connections and frustrating electrical issues. This 10-pole junction box gives you a tidy, organized way to wire your trailer plug, with a screw-on cover that protects connections from road debris and moisture.Highlights Clean Up Trailer Wiring Fast: 10-pole junction box gives you an organized, central place to connect trailer wiring. Simplify Plug Installation: Makes wiring a trailer plug straightforward instead of splicing and guessing.
  • Trailer Wiring
  • Junction Box
  • Phoenix USA

12 Contact Truck and Trailer Connector Junction Box

Our Price: $19.13
In Stock
When you're wiring up your trailer, you want everything clean and reliable. This 12-contact junction box keeps your connections organized so you can spend less time troubleshooting and more time on the road.
  • Trailer Wiring
  • Junction Box
  • Spectro

Bright Way Trailer Breakaway Kit with Charger, LED Tester, and 5 Ah Battery - Side Load - 3802346

Our Price: $62.75
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 and ready to go in case a disconnect ever occurs.Yellow shows it's currently charging, and red indicates a low battery. Quick Tips: When you store your trailer, be sure to keep the pin plugged into the breakaway switch. If the pin's removed for an extended period of time, dirt and moisture can get into the switch and cause corrosion that could keep it from activating when you need it.
  • Kit with Charger
  • Side Load
  • Electric
  • 5 Ah
  • Bright Way
  • Tandem-Axle
  • Single-Axle
  • 48 Inch Long
  • Push-to-Test

Autowbrake Electric Brake Controller - Trailer Mount w/ Remote Fob - Up to 3 Axles - Proportional - 3430001

Retail: $531.91
Our Price: $479.99
In Stock
This unique brake controller mounts on your trailer instead of in the cab so you can tow your trailer using any truck. You'll control your settings from the handy key fob remote.Using the junction box to connect the Autowbrake wiring harness is recommended. If the junction box is not accessible or if your trailer does not have one, you can pick up our Autowbrake installation kit (3430001-JBK - sold separately) to get everything you need for an easy installation, including a junction box, butt connectors, and ring terminals.
  • Proportional Controller
  • Electric
  • Trailer-Mount
  • LED Display
  • Autowbrake
  • Splice-In
  • Single Trailer Only
  • Remote Control

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

Retail: $74.99
Our Price: $51.10
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 and is made using SMT to ensure superior performance.You will have to lift the storage lid in your cargo area and remove the panel on the driver's side to access this junction box. Once you've plugged in the T-connector, insert the 10-amp, low-profile fuse in position 2 and the 7.5-amp fuse in position 11 of the junction box (as shown below).
  • Trailer Hitch Wiring
  • Vehicle End Connector
  • 4 Flat
  • Plug-In
  • CURT
  • Powered Converter
  • Hidden
  • No Tow Package

7-Pole Blade to 5-Pin Delphi Connector Wired Trailer Adapter with 2-Pin Backup Camera Plug - Coiled

Our Price: $93.83
In Stock
Trailer adapter converts a tow vehicle's 7-pole wiring connection to a 5-pin Delphi connection and a 2-pin camera connection for towing trailers with a backup camera. Coiled cord for extra flexibility. ...
Features: Converts a tow vehicle's 7-pole wiring connection to a 5-pin Delphi trailer connection and a 2-pin camera connection for towing trailers with a backup camera Handle grip on 7-way plug for easy connection and disconnection Coiled cord stretches and contracts preventing unneeded stress on wires Threaded mounting bracket ensures secure connection to vehicle
  • Wiring Adapters
  • 7 Blade to 5 Flat
  • Optronics
  • Universal Fit

Curt Spectrum Brake Controller w/ Custom Harness - Dash Mounted Knob - Up to 4 Axles - Proportional - C64SV

Our Price: $269.95
In Stock
You can stick the control knob to the dashboard, plug in the module, and your brake controller installation is done with no drilling and no hardwiring. The knob is large and easy to use, while the main unit is out of sight behind the dash.The included custom-fit adapter plugs into the port that is built into your electric junction box beneath the dash. The black box is located to the left of the steering column, just above the carpet. To plug in the adapter, first remove the cover on the box.
  • Proportional Controller
  • Electric
  • Behind-Dash
  • Indicator Lights
  • CURT
  • Plug-In
  • Multiple Trailers
  • Dash-Mounted Knob

Curt Spectrum Brake Controller w/ Custom Harness - Dash Mounted Knob - Up to 4 Axles - Proportional - C24SV

Our Price: $269.95
In Stock
You can stick the control knob to the dashboard, plug in the module, and your brake controller installation is done with no drilling and no hardwiring. The knob is large and easy to use, while the main unit is out of sight behind the dash.The included custom-fit adapter plugs into the port that is built into the electric junction box beneath your vehicle's dash. The black box is located to the left of the steering column, just above the carpet. To plug in the adapter, first remove the cover on the box.
  • Proportional Controller
  • Electric
  • Behind-Dash
  • Indicator Lights
  • CURT
  • Plug-In
  • Multiple Trailers
  • Dash-Mounted Knob

Pollak Trailer Connector Adapter - 7-Blade Plug to 7-Pole Round Pin - Die-Cast Zinc

Our Price: $46.06
In Stock
This adapter plugs into your 7-way, blade-style, vehicle-end connector to convert it for use with a 7-way, round-pin style, trailer-end connector.Features: Die-cast zinc construction Male 7-way, blade-style connector on adapter Joins with female 7-way, blade-style connector on vehicle Female 7-way, round pin-style connector on adapter Joins with male 7-way, round pin-style connector on trailer Specs: Voltage Rating: 12 Volts 1-Year limited warranty
  • Wiring Adapters
  • 7 Blade to 7 Round
  • Pollak
  • Universal Fit

Pollak Trailer Connector Adapter - 7-Blade Plug to 7-Pole Round Pin - Nylon

Retail: $57.27
Our Price: $52.77
In Stock
This adapter plugs into your 7-way, blade-style, vehicle-end connector to convert it for use with a 7-way, round-pin style, trailer-end connector.Features: Nylon construction Male 7-way, blade-style connector on adapter Joins with female 7-way, blade-style connector on vehicle Female 7-way, round pin-style connector on adapter Joins with male 7-way, round pin-style connector on trailer Specs: Voltage Rating: 12 Volts 1-Year limited warranty
  • Wiring Adapters
  • 7 Blade to 7 Round
  • Pollak
  • Universal Fit

Custer Trailer Connector Adapter w/ Dust Cover - 7-Pole Round Pin to 7-Way Blade

Our Price: $53.14
In Stock
This adapter converts your 7-way round pin connector to a RV-style, 7-way blade connector. Built-in ABS plastic cover protects the 7-way blade terminal from dust and moisture. ...
Features: Adapter converts your 7-way round pin connector to a 7-way RV-style connector Built-in cover protects the 7-way blade end from dirt and moisture when not in use Hinged cover opens 180 degrees for effortless connection Pull grips on the 7-way round pin connector make plug easy to install and remove ABS plastic construction is strong and durable Flexible wire between plugs provides wide range of motion Specs: Overall length: 14" Length between the plugs: 6" This adapter allows the 7-Way, round-pin, vehicle-end connector to work with the 7-way blade, RV-style, trailer-end connector on the right.
  • Wiring Adapters
  • 7 Round to 7 Blade
  • Brophy
  • Universal Fit

TowSmart Trailer Connector Adapter - 7-Blade Plug to 7-Pole Round Pin

Our Price: $39.99
In Stock
You're backing up to a trailer with a different 7-way plug. This adapter plugs in so you can hook up fast without cutting wires, and your brake, turn, and tail signals are ready when you pull out.Highlights 7 Blade to 7 Pin: Adapts 7 Blade to 7 Pin connectors. Plug-In Setup: No cutting or splicing required. Durable Housing: Impact and corrosion resistant.
  • Wiring Adapters
  • 7 Blade to 7 Round
  • TowSmart
  • Universal Fit

Curt Discovery NEXT Trailer Brake Controller w/ Custom Harness - Up to 4 Axles - Time Delayed - C47GV

Our Price: $113.95
This compact brake controller fits nicely in your cab. You can mount it anywhere you like and it's only 1" thick. The LED display is large and bright so it's easy to see, while the large manual override is easy to reach in a pinch.The included custom-fit adapter plugs into the port that is built into your electric junction box beneath the dash. The black box is located to the left of the steering column, just above the carpet. To plug in the adapter, first remove the cover on the box.
  • Time Delayed Controller
  • Electric over Hydraulic
  • Electric
  • Under-Dash
  • LCD Display
  • CURT
  • Plug-In
  • Single Trailer Only
  • Under-Dash Box

Curt Discovery NEXT Trailer Brake Controller w/ Custom Harness - Up to 4 Axles - Time Delayed - C38SV

Our Price: $113.95
This compact brake controller fits nicely in your cab. You can mount it anywhere you like and it's only 1" thick. The LED display is large and bright so it's easy to see, while the large manual override is easy to reach in a pinch.The included custom-fit adapter plugs into the port that is built into the electric junction box beneath your vehicle's dash. The black box is located to the left of the steering column, just above the carpet. To plug in the adapter, first remove the cover on the box.
  • Time Delayed Controller
  • Electric
  • Electric over Hydraulic
  • Under-Dash
  • LCD Display
  • CURT
  • Plug-In
  • Single Trailer Only
  • Under-Dash Box

Curt TriFlex NEXT Trailer Brake Controller w/ Custom Harness - 1 to 4 Axles - Proportional - C63MV

Our Price: $141.95
In Stock
This compact brake controller fits nicely in your cab. It's designed to mount flush to the dash and is only 1" thick. The controls are simple, the LED display is large and bright, and the manual override is easy to reach in a pinch.The included custom-fit adapter plugs into the port that is built into your electric junction box beneath the dash. The black box is located to the left of the steering column, just above the carpet. To plug in the adapter, first remove the cover on the box.
  • Proportional Controller
  • Electric
  • Under-Dash
  • LCD Display
  • CURT
  • Plug-In
  • Single Trailer Only
  • Under-Dash Box