bing tracking image

Search: Trailer Junction Box   >  

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

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

Our Price: $34.91
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

Trailer Wiring Junction Box - 7 Terminals - Polypropylene

Retail: $28.89
Our Price: $15.35
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

12 Contact Truck and Trailer Connector Junction Box

Our Price: $19.04
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.Highlights 12-Contact Design: Connects multiple trailer wires in one secure spot Organized Layout: Keeps circuits neat for easy identification and repairs Durable Construction: Holds up to frequent travel and road vibration Simple Installation: Mounts easily with standard hardware
  • Trailer Wiring
  • Junction Box
  • Spectro

Trailer Wiring Junction Box - 7 Color Coded Terminals - ABS

Retail: $61.91
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

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

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

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

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

Retail: $74.99
Our Price: $49.49
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

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

Retail: $65.35
Our Price: $61.45
... 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.Features: Makes sure your trailer safely stops if it ever separates from your vehicle Activates your trailer's electric brakes if the trailer disconnects from the tow vehicle Automatically charges battery with the built-in charger when connected to your vehicle Won't overcharge your battery Lets you test battery status with the push of a button Mounts on the outside of your trailer's frame Side-loading case allows easy access to the battery Switch installs on your trailer's frame with self-tapping screws (sold separately) Protects battery from rain and debris with durable, plastic case Lid can be secured with padlock (sold separately) to deter battery theft Wiring diagram is printed on the battery box lid Rubber O-ring in the lid helps keep water out of the box Drain holes in the bottom of the box help with venting and letting condensation drain Kit includes breakaway switch, charger, 5-amp-hour battery, battery box, wiring, and wire loom Specs: Application: single-axle or tandem-axle trailers with electric braking systems Breakaway cable length: 4' Charger amperage: 1 amp Battery: Voltage: 12V Type: Lead-acid Capacity: 5 amp-hours Battery box dimensions: 3-3/4" long x 6" wide x 5" tall 1-Year limited warranty Note: A breakaway system is required by law in most states for trailers that are equipped with electric brakes and have a GTW of at least 3,000 lbs.
  • Kit with Charger
  • Side Load
  • Electric
  • 5 Ah
  • Bright Way
  • Tandem-Axle
  • Single-Axle
  • 48 Inch Long
  • Push-to-Test

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

Retail: $74.99
Our Price: $45.73
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.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) Includes a tail light converter to ensure that your vehicle's wiring matches that of your trailer Constructed using surface-mount technology (SMT) for consistent, reliable performance Maximizes trailer light yield and intensity while producing minimal heat Ensures superior operation in rough road conditions Connects quickly and easily - no cutting or splicing of wires Locate connection in rear cargo area Plug in T-connector Comes with dust cap for 4-way flat connector Limited 1-year warranty Specs: Maximum amperage: Stop/turn lights: 5 amps per circuit Tail lights: 5 amps per circuit Limited 1-year warranty 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 complete, the 4-way connector will be stowed in an out-of-the-way location within your cargo area.
  • Trailer Hitch Wiring
  • Vehicle End Connector
  • 4 Flat
  • Plug-In
  • CURT
  • Powered Converter
  • Hidden
  • No Tow Package

Pollak 4-Way Flat Trailer Connector with 24" Harness

Our Price: $8.29
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

Retail: $9.89
Our Price: $8.90
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 wires: Simplifies installation with easy-to-identify functions. 60" Harness length: Offers ample reach for connecting vehicle and trailer.
  • Wiring Extensions
  • 4 Flat
  • Pollak

Pollak 4-Way Flat Trailer Connector with 12" Harness

Our Price: $9.38
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

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

Retail: $8.99
Our Price: $7.11
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. ...
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 color-coded: Matches standard trailer light wiring for simple installation.
  • Trailer Hitch Wiring
  • Vehicle End Connector
  • 4 Flat
  • Splice-In
  • TowSmart
  • Universal Fit

TowSmart Wire Splice Connectors - 14-18 Gauge - Qty 6 - TS67QR

Our Price: $14.01
In Stock
Make quick trailer wiring repairs with these 14-18 gauge TowSmart wire splice connectors. Crimp-on design lets you join or tap wires fast, and the 6-pack gives you enough pieces for multiple lights or small harness fixes.Quick wiring repairs: Ideal for adding marker lights, fixing broken runs, or making small harness changes. Low-profile connectors: Compact body fits neatly inside junction boxes or tight routing spaces. General-purpose use: Works on a wide range of 12-volt trailer and vehicle wiring jobs where in-line splices are acceptable.
  • Wire Connectors
  • Quick Connects
  • TowSmart
  • 14 Gauge
  • 16 Gauge
  • 18 Gauge

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

Retail: $99.67
Our Price: $70.87
... 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.Features: Makes sure your trailer safely stops if it separates from your vehicle When the pin gets pulled from the switch, a signal is shot back to your trailer brakes to activate Lead-acid battery works great in high temperatures Automatically charges battery with the built-in charger when connected to your vehicle Won't overcharge the battery Lets you test battery status with the push of a button Mounts on the outside of your trailer's frame Side-loading case provides easy access to the battery Switch installs on your trailer's frame with included self-tapping screws Protects battery 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 mounting hardware Department of Transportation (DOT) compliant Specs: Application: single-, tandem-, and triple-axle trailers with electric brakes Battery capacity: Voltage:12V Type: sealed lead-acid Capacity: 5 amp-hours Breakaway cable length: 51" Breakaway switch: Dimensions: 4-3/8" long x 1-1/2" wide Lead wire length: 24" Charger lead wire length: 12" Battery box dimensions: 6" long x 3-3/4" wide x 5" tall Battery case mounting holes: From center to center vertically: 3-1/4" From center to center horizontally: 5-1/2" 1-Year limited warranty Note: A breakaway system is required by law in most states for trailers that are equipped with electric brakes and have a GTW of at least 3,000 lbs.
  • Kit with Charger
  • Side Load
  • Electric
  • 5 Ah
  • CURT
  • Single-Axle
  • Tandem-Axle
  • Triple-Axle
  • 51 Inch Long
  • LED Indicator

Bright Way Trailer Breakaway Kit with 0.5-Amp Charger and 5 Ah Battery

Our Price: $64.99
In Stock
This complete breakaway kit brings your trailer to a safe stop by activating the brakes if the trailer completely separates from the tow vehicle. Built-in charger automatically charges the included battery while your trailer is connected.Features: Breakaway system activates your trailer's electric brakes if the trailer disconnects from the tow vehicle Brakes receive signal to activate when cable detaches from switch Built-in charger automatically charges battery while connected to tow vehicle Battery box can be mounted on your trailer frame so you can open it from either above or the side Durable, plastic case protects the battery from the elements Rubber O-ring seal keeps out moisture 12-Volt, sealed lead-acid battery is rechargeable Switch and battery box install on trailer frame - drilling required Hardware not included Convenient wiring diagram is printed on the box Kit includes breakaway switch, 0.5-amp charger, 5-amp-hour battery, battery box, and wiring Specs: Application: single-axle or tandem-axle trailers with electric braking systems Breakaway cable length: 4' Charger amperage: 0.5 amps Battery: Capacity: 5 amp-hours Voltage: 12V Battery box dimensions: 5-1/4" long x 5" wide x 3-1/2" tall 1-Year limited warranty
  • Kit with Charger
  • Electric
  • 5 Ah
  • Bright Way
  • Single-Axle
  • Tandem-Axle
  • 48 Inch Long
  • Tester Not Included

TecNiq Contoured Eight Function Box Style Tail Light - Drivers Side

Retail: $41.22
Our Price: $24.67
In Stock
You're loaded up after dark and rolling out. This light handles the signaling and keeps your plate visible. It's wired in, sealed tight, and built to take the rough roads, water, and bumps along the way.Highlights Eight Functions in One: Covers everything you expect from a full rear trailer light, plus a few extras. Plated and Legal: Built-in license light on the driver side keeps your plate visible and compliant. Sealed for Marine Use: Waterproof, dustproof housing is fully submersible and IP68 rated.
  • Tail Lights
  • Brake/Tail/Turn
  • Marker
  • Submersible Lights
  • 7-1/2L x 3-1/2W Inch
  • TecNiq
  • Rectangle
  • Red
  • Surface Mount

TecNiq Contoured Seven Function Box Style Tail Light - Passenger Side

Retail: $36.47
Our Price: $21.83
In Stock
You're loaded up after dark and rolling out. This light handles the signaling when and where it matters. It's wired in, sealed tight, and built to take the rough roads, water, and bumps along the way.Highlights Seven Functions in One: Covers everything you expect from a full rear trailer light, plus a few extras. Clean Passenger-Side Fit: Matches the driver-side light without the license plate window. Sealed for Marine Use: Waterproof, dustproof housing is fully submersible and IP68 rated.
  • Tail Lights
  • Marker
  • Brake/Tail/Turn
  • Submersible Lights
  • 7-1/2L x 3-1/2W Inch
  • TecNiq
  • Rectangle
  • Red
  • Surface Mount

Roadmaster Comfort Ride Leaf Spring Suspension Kit w/ Shock Absorbers - Triple 7K Trailer Axles

Our Price: $4,501.94
... Heavy-duty shocks reduce bouncing, chucking and porpoising of your trailer up to 50 percent. Fits 3" axles.The flat slipper end of each spring will slide into one of the provided center hanger boxes. The 2 center springs will mount in the middle of the setup, attaching to the hanger boxes on either side. This center hanger box differs from a traditional equalizer, which typically connects the springs on a triple-axle trailer.
  • Equalizer Upgrade Kit
  • Leaf Spring Replacement System
  • Suspension Kits
  • Snowmobile Trailer
  • Boat Trailer
  • Camper
  • Utility Trailer
  • Car Hauler
  • Round Axle - 3 Inch
  • Roadmaster
  • Triple Axle
  • 7000 lbs

Roadmaster Comfort Ride Leaf Spring Suspension Kit w/ Shock Absorbers - Triple 6K Trailer Axles

Our Price: $3,160.11
... Heavy-duty shocks reduce bouncing, chucking and porpoising of your trailer up to 50 percent. Fits 3" axles.The flat slipper end of each spring will slide into one of the provided center hanger boxes. The 2 center springs will mount in the middle of the setup, attaching to the hanger boxes on either side. This center hanger box differs from a traditional equalizer, which typically connects the springs on a triple-axle trailer.
  • Suspension Kits
  • Leaf Spring Enhancement System
  • Equalizer Upgrade Kit
  • Camper
  • Boat Trailer
  • Car Hauler
  • Snowmobile Trailer
  • Utility Trailer
  • Roadmaster
  • Triple Axle
  • 6000 lbs

Roadmaster Comfort Ride Leaf Spring Suspension Kit w/ Shock Absorbers - Triple 5K Trailer Axles

Our Price: $2,816.91
... Heavy-duty shocks reduce bouncing, chucking and porpoising of your trailer up to 50 percent. Fits 3" axles.The flat slipper end of each spring will slide into one of the provided center hanger boxes. The 2 center springs will mount in the middle of the setup, attaching to the hanger boxes on either side. This center hanger box differs from a traditional equalizer, which typically connects the springs on a triple-axle trailer.
  • Equalizer Upgrade Kit
  • Leaf Spring Replacement System
  • Suspension Kits
  • Car Hauler
  • Utility Trailer
  • Boat Trailer
  • Snowmobile Trailer
  • Camper
  • Round Axle - 3 Inch
  • Roadmaster
  • Triple Axle
  • 5000 lbs