Boat Trailer Electrical Wiring
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SeaSense®Deluxe EZ Troubleshooter II 4-Way Circuit Tester (50080310)Deluxe EZ Troubleshooter II 4-Way Circuit Tester by SeaSense®. Plug tester into vehicle's conventional 4-prong flat towing plug. Operate vehicle's turn signals, lights and brakes. When power is present, circuit's green light will glow....Turn signalsTail lights$9.23 - SeaSense®EZ Troubleshooter 4-Way Circuit Tester (50080304)EZ Troubleshooter 4-Way Circuit Tester by SeaSense®. Plug tester into vehicle's conventional 4-prong flat towing plug. Operate vehicle's turn signals, lights and brakes. When power is present, circuit's green light will glow. This...Ideal to make trailer towing safer and easierMade from the highest-quality materials to last for years to come$8.61
- SeaSense®Trailer & Vehicle End Light Connectors Kit (50080300)Trailer & Vehicle End Light Connectors Kit by SeaSense®. Male 4-pole flat trailer-end connector with 12" color coded lead wires. Female 4-pole flat vehicle-end connector with 48" color coded lead wires. 6, 12, and 24 volt capacity. This...Ideal to make trailer towing safer and easierMade from the highest-quality materials to last for years to come$11.90
- SeaSense®Trailer Light Wiring Harness (50080302)Trailer Light Wiring Harness by SeaSense®. 25’ wishbone trailer harness. Color coded marine tinned wires with 4’ vehicle side connector, 4-pole. Frame clips included. This superior product is perfect to make your trailer towing...Ideal to make trailer towing safer and easierMade from the highest-quality materials to last for years to come$29.75
- SeaSense®Vehicle End Trailer Light Connector (50080322)Vehicle End Trailer Light Connector by SeaSense®. 6, 12, and 24 volt capacity. This superior product is perfect to make your trailer towing experience safe and convenient. Designed to meet the highest quality standards, it is 2nd to...Male 4-pole flat trailer-end connector with 12" color coded lead wiresFemale 4-pole flat vehicle-end connector with 48" color coded lead wires.$9.35
- Seachoice®12" Lead 2 Pole Line Connector for 6 V, 12 V & 24 V (13841)12" Lead 2 Pole Line Connector for 6 V, 12 V & 24 V by Seachoice®. Corrosion resistant construction. For 6, 12 and 24 volt applications. This superior product is perfect to make your trailer towing experience safe and convenient....Ideal to make trailer towing safer and easierMade from the highest-quality materials to last for years to come$34.99
- Seachoice®12" Lead 4-Way Flat Trailer Side Connectors (50-57851)12" Lead 4-Way Flat Trailer Side Connectors (50-57851) by Seachoice®. Industry standard connector used for most light-duty applications including RV, marine & utility trailers where electric brakes or other additional power demands are...18 Ga. Bonded WireTin Plated.187 Terminals for Improved Current Capacity and Corrosion Resistance$50.29
- Seachoice®18" L 7-Way Round to 4-Way Flat Trailer Connector (13811)18" L 7-Way Round to 4-Way Flat Trailer Connector (13811) by Seachoice®. This superior product is perfect to make your trailer towing experience safe and convenient. Designed to meet the highest quality standards, it is 2nd to none in...Ideal to make trailer towing safer and easierMade from the highest-quality materials to last for years to come$25.34
- Seachoice®18" L 7-Way Round to 5-Way Flat Trailer Connector (13821)18" L 7-Way Round to 5-Way Flat Trailer Connector (13821) by Seachoice®. This superior product is perfect to make your trailer towing experience safe and convenient. Designed to meet the highest quality standards, it is 2nd to none in...Ideal to make trailer towing safer and easierMade from the highest-quality materials to last for years to come$26.03
- Seachoice®24" Lead 4-Way Flat Trailer Side Connectors with Separate Tail Light Wires (50-57971)24" Lead 4-Way Flat Trailer Side Connectors with Separate Tail Light Wires (50-57971) by Seachoice®. Industry standard connector used for most light-duty applications including RV, marine & utility trailers where electric brakes or...18 Ga. Bonded WireTin Plated.187 Terminals for Improved Current Capacity and Corrosion Resistance$60.18
- Seachoice®25' L 4-Way Trailer Wing Harness (A25WHSCH)25' L 4-Way Trailer Wing Harness by Seachoice®. Wire descriptions: White - ground, Brown - tail lamps, Yellow - driver side stop/turn, Green - passenger side stop/turn. This superior product is perfect to make your trailer towing...Ideal to make trailer towing safer and easierMade from the highest-quality materials to last for years to come$24.81
- Seachoice®4 Pole Flat Female Trailer Connector (13901)4 Pole Flat Female Trailer Connector by Seachoice®. Car Side Connector. For 6, 12 & 24 volt applications. 4 Pole square shrouded connector, trunk side. 48" color coded lead wire.Ideal to make trailer towing safer and easierMade from the highest-quality materials to last for years to come$44.57
- Seachoice®4 Pole Flat Male Trailer Connector (13891)4 Pole Flat Male Trailer Connector by Seachoice®. Trailer Side Connector. For 6, 12 & 24 volt applications. 4 Pole shrouded connector, trailer side. 12" color coded lead wire. This superior product is perfect to make your trailer towing...Ideal to make trailer towing safer and easierMade from the highest-quality materials to last for years to come$36.82
- Seachoice®4 Pole Flat Trailer "Y" Harness with Copper Wire (13941)4 Pole Flat Trailer "Y" Harness with Copper Wire (13941) by Seachoice®. Consists of 48" vehicle side connector and 25' trailer side color coded 18 Ga. wires. Trailer side split to allow routing of wire down both sides of trailer for...Ideal to make trailer towing safer and easierMade from the highest-quality materials to last for years to come$34.98
- Seachoice®4 Pole Flat Trailer "Y" Harness with Marine-Grade Tinned Wire (13961)4 Pole Flat Trailer "Y" Harness with Marine-Grade Tinned Wire (13961) by Seachoice®. Consists of 48" vehicle side connector and 25' trailer side color coded 18 Ga. wires. Trailer side split to allow routing of wire down both sides of...Ideal to make trailer towing safer and easierMade from the highest-quality materials to last for years to come$38.74
- Seachoice®48" Lead 4-Way Flat Trailer Side Connectors (50-57901)48" Lead 4-Way Flat Trailer Side Connectors (50-57901) by Seachoice®. Industry standard connector used for most light-duty applications including RV, marine & utility trailers where electric brakes or other additional power demands are...18 Ga. Bonded WireTin Plated.187 Terminals for Improved Current Capacity and Corrosion Resistance$58.14
- Seachoice®5-Way Connector Cover (50-57951)5-Way Connector Cover by Seachoice®. This superior product is perfect to make your trailer towing experience safe and convenient. Designed to meet the highest quality standards, it is 2nd to none in durability and performance. Made...Ideal to make trailer towing safer and easierMade from the highest-quality materials to last for years to come$3.77
- Seachoice®5-Way Flat Traler Wiring Mounting Bracket (50-58041)5-Way Flat Traler Wiring Mounting Bracket by Seachoice®. This superior product is perfect to make your trailer towing experience safe and convenient. Designed to meet the highest quality standards, it is 2nd to none in durability and...Mounts wiring connectors to rear of tow vehicleConvenient "Push-In" connector mounting$14.59
- Seachoice®7-Way RV Style Connector to 6-Way Round & 5-Way Flat Trailer Wiring Adapter (50-58101)7-Way RV Style Connector to 6-Way Round & 5-Way Flat Trailer Wiring Adapter by Seachoice®. This superior product is perfect to make your trailer towing experience safe and convenient. Designed to meet the highest quality standards, it...Supports tail light, left & right stop & turn lamps & auxiliary circuitsAlso supports 4-way flat trailer connections$79.56
- Seachoice®7-Way Round USCAR Style Car Side Heavy-Duty Connector (50-57911)7-Way Round USCAR Style Car Side Heavy-Duty Connector by Seachoice®. Designed for use with RV and heavier utility & equipment trailers equipped with electric brakes. Attachment holes align with most industry mounting brackets. Direct...Supports tail lights, stop & turn lamps, trailer brake 12V+ feed and auxiliary connectionsPotted connector terminals and gasketed spring-loaded door for strong weatherresistant design$51.71
- Seachoice®7-Way Round USCAR Style Car Side Twist-Lock Connector (50-57941)7-Way Round USCAR Style Car Side Twist-Lock Connector by Seachoice®. Designed for use with RV and heavier utility & equipment trailers equipped with electric brakes. Features Twist-Lock style mounting to factory bracket. Fits...Supports tail lights, stop & turn lamps, trailer brake 12V+ feed and auxiliary connectionsPotted connector terminals and gasketed spring-loaded door for strong weatherresistant design$41.11
- Seachoice®7-Way Round to 5-Way Flat Adapter with Lead (A57WHSC)7-Way Round to 5-Way Flat Adapter with Lead by Seachoice®. This superior product is perfect to make your trailer towing experience safe and convenient. Designed to meet the highest quality standards, it is 2nd to none in durability and...Ideal to make trailer towing safer and easierMade from the highest-quality materials to last for years to come$21.69
- Seachoice®7-Way Square USCAR Style Car Side Heavy-Duty Connector (50-57861)7-Way Square USCAR Style Car Side Heavy-Duty Connector by Seachoice®. Designed for use with RV and heavier utility & equipment trailers equipped with electric brakes. Attachment holes align with most industry mounting brackets. Direct...Supports tail lights, stop & turn lamps, trailer brake 12V+ feed and auxiliary connectionsPotted connector terminals and gasketed spring-loaded door for strong weatherresistant design$26.32
- Seachoice®8" L 7-Way Round to 4-Way Flat Trailer Connector (13831)8" L 7-Way Round to 4-Way Flat Trailer Connector (13831) by Seachoice®. This superior product is perfect to make your trailer towing experience safe and convenient. Designed to meet the highest quality standards, it is 2nd to none in...Ideal to make trailer towing safer and easierMade from the highest-quality materials to last for years to come$23.93
- Seachoice®8" L 7-Way Round to 5-Way Flat Trailer Connector (13881)8" L 7-Way Round to 5-Way Flat Trailer Connector (13881) by Seachoice®. This superior product is perfect to make your trailer towing experience safe and convenient. Designed to meet the highest quality standards, it is 2nd to none in...Ideal to make trailer towing safer and easierMade from the highest-quality materials to last for years to come$25.83
- Seachoice®Black Plastic Trailer Light Converter (51491)Black Plastic Trailer Light Converter by Seachoice®. Heavy duty unit allows amber turn signals (5 wire systems) on tow vehicle to operate standard 4-wire trailer systems. Made of black ABS plastic. Made to be wired directly into trailer...Ideal to make trailer towing safer and easierMade from the highest-quality materials to last for years to come$92.11
- Seachoice®Circuit Tester (15041)Circuit Tester by Seachoice®. Used to locate grounds, open circuits and shorts. Can be used with 6 V or 12 V systems. 36" wire with alligator clips. This superior product is perfect to make your trailer towing experience safe and...Ideal to make trailer towing safer and easierMade from the highest-quality materials to last for years to come$63.34
- Seachoice®Powered Tail Light Converter (50-58001)Powered Tail Light Converter (50-58001) by Seachoice®. Adapts import and domestic tow vehicles with 3-wire systems to tow trailers equipped with 2-wire systems. Powers trailer lighting directly from the tow vehicle's battery, keeping...Features advanced circuit protection to protect the tow vehicle's wiring systems from short-circuit or mis-wire situationsDesigned to operate with both incandescent and LED trailer lighting systems$59.26
- Seachoice®Powered Tail Light Converter with Wiring Kit (50-58011)Powered Tail Light Converter with Wiring Kit (50-58011) by Seachoice®. Adapts import and domestic tow vehicles with 3-wire systems to tow trailers equipped with 2-wire systems. Powers trailer lighting directly from the tow vehicle's...Features advanced circuit protection to protect the tow vehicle's wiring systems from short-circuit or mis-wire situationsDesigned to operate with both incandescent and LED trailer lighting systems$33.15
- Ancor®8" 2-Wire Female Flat Trailer Connector (249112)8" 2-Wire Female Flat Trailer Connector by Ancor®. Molded trailer connector made in accordance with SAE color coding. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art...Female connector for trailer side connection8" Wire lead - 16 AWG$2.20
