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Boat Trailer Wiring Harnesses

24 Items
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Seachoice Trailer Connectors
For 6, 12 & 24 volt applications. 1387: 4 Pole shrOuter Diameterd connector. Set consists of: one 12" (30.48cm) color coded lead wire to trailer side …
Starting at $3.44
List price: $4.95
In stock

Seasense Fully Grounded Wire Harness
Seasense Fully Grounded Wire Harness
Full ground wire harness has ground wire which runs the complete length of the trailer to eliminate shorts and other time consuming trailer wiring …
Your price: $19.04
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List price: $23.99
In stock

Wiring Kit
Wiring Kit
Wiring your boat trailer? The Wesbar Wiring Kit is designed to make wiring boat trailers simple, easy and safe. The wires are color coded for easy …
Starting at: $7.33
List price: $8.30
In stock

Wesbar Extension Harness
Wesbar Extension Harness
The Wesbar Extension Harness offers quality service for many years to come. This is a 4-way to 4-way or 5-way to 5-way extension harness that is …
Starting at: $7.21
List price: $9.05
In stock

Trailer Wiring Harness
Trailer Wiring Harness
25' wishbone trailer harness. Color coded wires with 4' vehicle side connector, 4 pole. Frame clips included.
Your price: $19.24
List price: $24.99
In stock

Seachoice Trailer "Y" Harness
Seachoice Trailer "Y" Harness
Wiring your trailer is much easier, when you have the Seachoice Trailer Y Harness. This flat-4 pole wiring harness has vehicle side connector and …
Starting at: $19.37
List price: $27.95
In stock

Sierra Vehicle Wiring Socket
Sierra Vehicle Wiring Socket
For secure and efficient wiring for of boat trailer use the Sierra Vehicle Wiring Socket. This socket comes with spring loaded feature that securely …
Your price: $10.99
List price: $15.29
In stock

Seasense 7 Way Trailer Adapters
Seasense 7 Way Trailer Adapters
Use our new set of adapters to customize your trailer's wiring system.
Starting at: $7.18
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List price: $8.89
In stock

Seasense 7 Way Trailer Connector Kit
Seasense 7 Way Trailer Connector Kit
Use our new set of adapters to customize your trailer's wiring system.
Your price: $16.13
List price: $19.59
In stock

Optronics 7-Way Round To 5-Way Flat
Optronics 7-Way Round To 5-Way Flat
Some tow vehicles are equipped with a 7-way round plug adapter, which makes it difficult to connect a 5-way flat plug. But, with the Optronics 7- …
Your price: $9.02
List price: $11.69
In stock

Trailer 5 Pole Connectors
Trailer 5 Pole Connectors
Establishing an electrical wire connection between your vehicle and boat trailer can be easy, if you have the Sierra Trailer 5 Pole Connector. This …
Starting at: $10.39
List price: $13.29
In stock

4 WAY LOOP EXTENSION 30 - Anderson Marine
4 WAY LOOP EXTENSION 30 - Anderson Marine
Harness extensions available in both 4-way and 5-way flat configurations. Each configuration has trailer connector on one end and trunk connector on …
Your price: $8.55
List price: $14.99
In stock

5 WAY LOOP EXTENSION 30 - Anderson Marine
5 WAY LOOP EXTENSION 30 - Anderson Marine
Harness extensions available in both 4-way and 5-way flat configurations. Each configuration has trailer connector on one end and trunk connector on …
Your price: $9.41
List price: $16.49
In stock

Vehicle/Trailer Coiled Wire Jumpers
Vehicle/Trailer Coiled Wire Jumpers
Wiring your trailer to the tow vehicle becomes easy and safe with the Wesbar Vehicle/Trailer Coiled Wire Jumper. This jumper features …
Starting at: $12.04
List price: $16.25
In stock

2" Round Grommet and 2 Wire Pigtail with 6" Wire Lead - Cequent Trailer Products - Wesbar
2" Round Grommet and 2 Wire Pigtail with 6" Wire Lead - Cequent Trailer Products - Wesbar
Replacement flush mount rubber grommet and two wire pigtail with 6" wire lead for #30 series LED 2" round clearance/side marker lights.
Your price: $3.81
List price: $5.17
In stock

Pigtail with 6" Wire Leads - Cequent Trailer Products - Wesbar
Your price: $1.46
List price: $1.59
In stock

Rectangle Grommet Kit with Pigtail - Cequent Trailer Products - Wesbar
Your price: $4.28
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List price: $4.79
In stock

Round Grommet Kit with Pigtail - Cequent Trailer Products - Wesbar
Your price: $2.98
List price: $3.49
In stock

4-Way Flat 18" Trailer End with 4' Car End, without Hardware - Cequent Trailer Products - Wesbar
4-Way Flat 18" Trailer End with 4' Car End, without Hardware - Cequent Trailer Products - Wesbar
Color coded 4-way flat trailer end wire harnesses with car ends - wishbone style.
Your price: $7.33
List price: $8.30
In stock

Trailer Connector (Anderson Marine)
Trailer Connector (Anderson Marine)
Flat 4-way plug trailer connector repair end, with four wires, color coded to NMMA standard.
Starting at: $3.99
List price: $5.99
In stock

Straight Trailer Harness (Anderson Marine)
Straight Trailer Harness (Anderson Marine)
Three conductor harness designed to run down one side or middle of any trailer. Polarized flat plugs with BIA standard color-coded wire. Supplied …
Your price: $21.89
List price: $38.49
In stock

Split Trailer Harness (Anderson Marine)
Split Trailer Harness (Anderson Marine)
Wishbone type. Four-conductor harness designed to split at trailer tongue and run down each side of trailer with flat 4-way plug. Provides for easier …
Your price: $13.69
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List price: $19.89
In stock

48IN TRAILER/TRUNK 5 WAY EXTEN - Seachoice
Your price: $9.12
List price: $10.95
In stock

48IN TRAILER/TRUNK 5 WAY EXTEN - Seachoice
TRAILER WIRE HARNESS EXTENSION 48" - Seachoice
Lead 48" Connector 4 or 5 Pole
Starting at: $7.47
List price: $8.45
In stock

24 Items
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