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All Products/Trailer Parts and Accessories for all Makes and Models/Lights and Electrical/Electrical Wire Harnesses and Connectors

Electrical Wire Harnesses and Connectors

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Pollak 11-932 5th Wheel and Gooseneck Trailer Connector Wiring Harness with T-Connector
Pollak 11-932 5th Wheel and Gooseneck Trailer Connector Wiring Harness with T-Connector
REG. $109.95
Sale! - $61.99
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Pollak 12-411EV 4-Way Round to 4-Way Flat Flex Adapter
Pollak 12-411EV 4-Way Round to 4-Way Flat Flex Adapter
REG. $14.99
Sale! - $12.99
You Save $2.00 (13.3%)
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Pollak 12-725EP 6-Way Round Plug to 7-Way Socket Adapter RV Trailer Camper
REG. $33.95
Sale! - $20.99
You Save $12.96 (38.2%)
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Pollak 12-724EP 7-Way HD Pin Plug to 7-Way RV Blade Socket Harness Adapter
Pollak 12-724EP 7-Way HD Pin Plug to 7-Way RV Blade Socket Harness Adapter
REG. $43.95
Sale! - $29.99
You Save $13.96 (31.8%)
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Pollak 12-741EV 7 Way to RV Socket LED Circuit Tester
Pollak 12-741EV 7 Way to RV Socket LED Circuit Tester
REG. $51.95
Sale! - $30.99
You Save $20.96 (40.3%)
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Hopkins 48125 4-Wire Flat Trailer End Connector Kit
Hopkins 48125 4 Wire Flat Trailer End Connector Kit
REG. $11.95
Sale! - $8.99
You Save $2.96 (24.8%)
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Hopkins 48485 7-Pole Round RV Blade Plastic Connector Socket
Hopkins 48485 7-Pole Round RV Blade Plastic Connector Socket
REG. $16.95
Sale! - $12.99
You Save $3.96 (23.4%)
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Hopkins 48505 7-Pole Round RV Blade Plastic Connector Plug
Hopkins 48505 7-Pole Round RV Blade Plastic Connector Plug
REG. $21.95
Sale! - $20.99
You Save $0.96 (4.4%)
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Peterson Manufacturing V5402 Flat 5 Wire 30 Inch Trailer Trunk Extension Harness
Peterson Manufacturing V5402 Flat 5 Wire 30 Inch Trailer Trunk Extension Harness
REG. $20.95
Sale! - $17.99
You Save $2.96 (14.1%)
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Wesbar 707273 Heavy Duty 5-Way Flat 6-foot Trunk Side Connector
Wesbar 707273 Heavy Duty 5-Way Flat 6-Foot Trunk Side Connector
REG. $18.95
Sale! - $14.99
You Save $3.96 (20.9%)
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Wesbar 002309 Heavy Duty 5-Way Flat 6-foot Vehicle End Connector
Wesbar 002309 Heavy Duty 5-Way Flat 6-foot Vehicle End Connector
REG. $15.95
Sale! - $13.99
You Save $1.96 (12.3%)
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Wesbar 002409 Heavy Duty 5-Way 4-Foot Trailer Side Connector
Wesbar 002409 Heavy Duty 5-Way 4-Foot Trailer Side Connector
REG. $13.95
Sale! - $11.99
You Save $1.96 (14.1%)
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Bargman 50-87-004 7-Way Super Sealed Connector with 4 Foot Cable - Car End
Bargman 50-87-004 7-Way Super Sealed Connector with 4 Foot Cable - Car End
REG. $53.95
Sale! - $45.99
You Save $7.96 (14.8%)
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Bargman 50-87-007 7-Way Super Sealed Connector with 7 Foot Cable - Car End
Bargman 50-87-007 7-Way Super Sealed Connector with 7 Foot Cable - Car End
REG. $62.95
Sale! - $49.99
You Save $12.96 (20.6%)
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Bargman 54-77-001 7-Way Trailer Wire Connector - Car End - Number 77 Socket
Bargman 54-77-001 7-Way Trailer Wire Connector - Car End - Number 77 Socket
REG. $11.99
Sale! - $9.99
You Save $2.00 (16.7%)
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Bargman 54-77-003 7-Way Universal Trailer End Plug
Bargman 54-77-003 7-Way Universal Trailer End Plug
REG. $13.95
Sale! - $11.99
You Save $1.96 (14.1%)
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Bargman 50-57-007 7-Way Trailer Wire Connector - Trailer End
Bargman 50-57-007 7-Way Trailer Wire Connector - Trailer End
REG. $14.95
Sale! - $10.99
You Save $3.96 (26.5%)
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Pollak 11-404EP 4-Way Round Zinc Connector Socket
Pollak 11-404EP 4-Way Round Zinc Connector Socket
REG. $15.95
Sale! - $9.49
You Save $6.46 (40.5%)
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Pollak 11-402EP 4-Way Round Zinc Connector Plug
Pollak 11-402EP 4-Way Round Zinc Connector Plug
REG. $12.95
Sale! - $7.99
You Save $4.96 (38.3%)
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Pollak 12-706 Black Plastic 7-Way RV-Style Trailer Plug - Trailer End
Pollak 12-706 Black Plastic 7-Way RV-Style Trailer Plug - Trailer End
REG. $19.95
Sale! - $12.99
You Save $6.96 (34.9%)
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Electrical Wire Harnesses and Connectors

Hanna Trailer Supply offers electrical wiring harnesses, adapters and connectors to synchronize your trailers' lights with your tow vehicles' lights.

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