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Result: trailer wire 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 - 7 Color Coded Terminals - ABS

Retail: $68.31
Our Price: $16.56
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

Trailer Wiring Junction Box

Our Price: $35.23
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: $28.13
Our Price: $14.42
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: $19.65
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

Phoenix USA Junction Box - 10 Pole - 12V

Retail: $29.76
Our Price: $17.55
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: $75.64
Our Price: $47.50
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

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

Our Price: $14.84
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.
  • Wire Connectors
  • Quick Connects
  • TowSmart
  • 14 Gauge
  • 16 Gauge
  • 18 Gauge

Pollak 7-Circuit-Breaker Junction Box

Our Price: $60.24
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

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

Our Price: $68.10
In Stock
... 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

Pollak 4-Way Flat Trailer Connector with 24" Harness

Our Price: $9.01
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: $10.76
Our Price: $9.96
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.
  • Wiring Extensions
  • 4 Flat
  • Pollak

Pollak 4-Way Flat Trailer Connector with 12" Harness

Retail: $21.90
Our Price: $9.70
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

TecNiq Contoured Eight Function Box Style Tail Light - Drivers Side

Retail: $41.22
Our Price: $24.67
In Stock
... 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.Passenger-side light (TN62XR) and wiring sold separately.
  • 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
... 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

30 ft. Wishbone 4-Way Trailer Wiring Harness with 30" Ground Wire

Our Price: $22.98
In Stock
30' Wishbone 4-Way Trailer Wiring Harness with 30" Ground Wire This is a 30' split wishbone 4-way trailer wiring harness with four conductors and a 30" ground wire.
  • Trailer Connectors
  • Trailer End Connector
  • 4 Flat
  • Optronics

25 ft. Wishbone 4-Way Trailer Wiring Harness with 42" Ground Wire

Our Price: $22.45
In Stock
25' Wishbone 4-Way Trailer Wiring Harness with 42" Ground Wire This is a 25' split wishbone 4-way trailer wiring harness with four conductors and a 42" ground wire.
  • Trailer Connectors
  • Trailer End Connector
  • 4 Flat
  • Optronics

4-Way Wishbone Trailer Wiring Harness with 42" Ground Wire - 40' Long

Our Price: $43.45
In Stock
This wiring harness provides a simple, efficient method for rewiring your trailer with a 4-pole flat trailer-end connector. The wishbone-style harness has an extra tail light wire that makes it easier to wire your trailer.It's the most efficient way to wire your trailer.
  • Trailer Connectors
  • Trailer End Connector
  • 4 Flat
  • Optronics

Curt Jacketed 7-Wire Trailer Wiring - 250'

Retail: $1,028.95
Our Price: $643.65
In Stock
250' spool of 7-way trailer cable with three 12-gauge wires and four 14-gauge wires. Features color-coded conductors, abrasion-resistant jacket, flexible stranded core, and meets SAE J-1128 standards for durable, high-capacity trailer wiring.Highlights Shop-Sized Supply: 250-foot spool ideal for frequent 7-way trailer wiring installs. Heavy-Duty Capacity: Three 12-gauge wires (white, black, blue) plus four 14-gauge wires (red, green, brown, yellow) handle full trailer function.
  • Wire
  • Jacketed Wire
  • CURT
  • 12 Gauge
  • 7 Wire

35 ft. Wishbone 4-Way Trailer Wiring Harness with 30" Ground Wire

Our Price: $22.51
In Stock
35' Wishbone 4-Way Trailer Wiring Harness with 30" Ground Wire This is a 35' split wishbone 4-way trailer wiring harness with four conductors and a 30" ground wire.
  • Trailer Connectors
  • Trailer End Connector
  • 4 Flat
  • Optronics

TowSmart Trailer Connector Adapter w/ LED Illuminator - 7-Wire to 4-Wire Flat

Our Price: $16.83
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, snap it into place, and the lights fire up. ...
Compact Housing: Fits snugly without dangling wires. Weather-Resistant Housing: Helps protect against moisture and road grime. Features to know about Quick Connection with Visual Confirmation This adapter converts your vehicle's 7-way blade socket to a 4-way flat plug, allowing you to tow trailers with different wiring configurations.
  • Wiring Adapters
  • 7 Blade to 4 Flat
  • TowSmart
  • Universal Fit

Curt Jacketed 7-Wire Trailer Wiring - 100'

Retail: $582.95
Our Price: $376.12
In Stock
100' spool of 7-way trailer cable with six 12-gauge wires and one 10-gauge wire. Features color-coded conductors, abrasion-resistant jacket, flexible stranded core, and meets SAE J-1128 standards for durable, high-capacity trailer wiring.Highlights Shop-Sized Supply: 100-foot spool ideal for frequent 7-way trailer wiring installs. Heavy-Duty Capacity: Six 12-gauge wires plus one 10-gauge white wire handle full trailer function. Color-Coded Conductors: Industry-standard colors simplify trailer circuit assignments.
  • Wire
  • Jacketed Wire
  • CURT
  • 12 Gauge
  • 7 Wire

Mini LED Side Marker Boat Trailer Light - 2 Wire - Amber LED - Clear Lens - 18" Wire

Retail: $8.18
Our Price: $7.10
In Stock
PC rated. 1" Diameter, waterproof mini LED amber light functions as a side marker and clearance light when properly mounted. Recessed-mount installation with included grommet. 2-Wire design. 18" Long pigtail.Features: Small, round LED light serves as a side marker and clearance light for your trailer Sealed, waterproof housing and lens unit Military-grade construction of circuit board Urethane potting offers better protection than common epoxy potting Premium LED is energy efficient, long-lasting, and vibration resistant Rated for up to 100,000 hours of operation Durable UV-resistant lens Clear lens over amber LED Compatible with 12V DC system Recessed-mount installation with included grommet Requires a 3/4" diameter cutout Add on stainless steel trim ring (sold separately) for a finished look 2-Wire harness hardwires to your application Includes white ground wire Meets or exceeds FMVSS 108 standards PC-rated light produces a 180-degree beam Assembled in the USA Specs: Dimensions: 1" diameter x 7/8" thick Diodes: 1 Input voltage: 9V - 14V Power draw: 0.03 - 0.06 amps Wire length: 18" IP rated: 68 Limited lifetime warranty Sealed, Waterproof Trailer Light The waterproof construction of this light makes it ideal for use on trailers that may be submerged, like a boat trailer.
  • Clearance Lights
  • Marker
  • Submersible Lights
  • 1 Inch Diameter
  • TecNiq
  • Round
  • Amber
  • Recessed Mount