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Wiring Harnesses – Reliable Power & Connectivity

103 products

Showing 25 - 48 of 103 products

Get a secure and hassle-free electrical connection between your vehicle and trailer with a high-quality wiring harness. Whether you need a 4-pin, 5-pin, 6-pin, or 7-way trailer wiring harness, we offer plug-and-play and hardwired options for tail lights, brake controllers, and auxiliary power. Designed for durability and weather resistance, our wiring solutions ensure safe and efficient trailer operation. Shop now at PJ Trailers Canada for dependable trailer and vehicle wiring harnesses, available for fast shipping across Canada and the USA.

Showing 25 - 48 of 103 products

Adapter for 7-Way Harness for RV

Adapter for 7-Way Harness for RV

SKU: PT002059 · MFG: 170289

$27.95

In stock

4-Way Connector - Flat Plug

4-Way Connector - Flat Plug

SKU: PT002049 · MFG: 170234

$5.95

Sold out

7-Way RV Blade Connector Plug (Trailer Side)

7-Way RV Blade Connector Plug (Trailer Side)

7-Way RV Blade Connector Plug (Trailer Side)

SKU: PT000831 · MFG: 58141

$22.45

In stock

Replacement OE 7-Way RV Blade Socket (Twists into USCAR)

Replacement OE 7-Way RV Blade Socket (Twists into USCAR)

Replacement OE 7-Way RV Blade Socket (Twists into USCAR)

SKU: PT000800 · MFG: 56415

$20.95

In stock

Harness Artic Front 84in. 7 way BP

Harness Artic Front 84in. 7 way BP

SKU: PT002067 · MFG: 170318

$93.45

In stock

Adapter - Ford Cab/Chassis 00ft.-19ft.

Adapter - Ford Cab/Chassis 00ft.-19ft.

SKU: PT001625 · MFG: 301300060

$81.95

In stock

LED Resistor Harness Adapter

LED Resistor Harness Adapter

SKU: PT001624 · MFG: 301300059

$22.95

In stock

4-Way Flat Connector Dust Cover Set

4-Way Flat Connector Dust Cover Set

SKU: PT000848 · MFG: 58761

$6.45

In stock

Connector Mounting Bracket For 7-Way Rv Blade (Heavy-Duty, Black)

Connector Mounting Bracket For 7-Way Rv Blade (Heavy-Duty, Black)

SKU: PT000844 · MFG: 58510

$3.95

In stock

7-Way Rv Blade Connector Socket (Vehicle Side, Diecast Metal)

7-Way Rv Blade Connector Socket (Vehicle Side, Diecast Metal)

SKU: PT000837 · MFG: 58220

$27.95

In stock

7-Way Round Connector Plug (Trailer Side)

7-Way Round Connector Plug (Trailer Side)

SKU: PT000833 · MFG: 58160

$24.95

In stock

4-Way Flat Connector For Rewiring Trailer, Includes 20ft. Wires

4-Way Flat Connector For Rewiring Trailer, Includes 20ft. Wires

SKU: PT000812 · MFG: 57220

$31.45

Sold out

Electrical Adapter (4-Way Flat Vehicle To 7-Way Rv Blade Trailer)

Electrical Adapter (4-Way Flat Vehicle To 7-Way Rv Blade Trailer)

SKU: PT000811 · MFG: 57184

$38.95

In stock

Connector Mounting Bracket For 7/4-Way Socket

Connector Mounting Bracket For 7/4-Way Socket

SKU: PT000809 · MFG: 57016

$23.95

In stock

Cold-Weather Replacement 7-Way Rv Blade With 10ft. Wires (Trailer Side)

Cold-Weather Replacement 7-Way Rv Blade With 10ft. Wires (Trailer Side)

SKU: PT000806 · MFG: 56613

$118.45

In stock

Custom Wiring, 4-Way Flat Output, Select Hyundai Entourage, Kia Sedona, Seltos

Custom Wiring, 4-Way Flat Output, Select Hyundai Entourage, Kia Sedona, Seltos

SKU: PT000802 · MFG: 56442

$118.95

Sold out

Replacement OE 7-Way RV Blade Socket (Plugs into USCAR)

Replacement OE 7-Way RV Blade Socket (Plugs into USCAR)

Replacement OE 7-Way RV Blade Socket (Plugs into USCAR)

SKU: PT000787 · MFG: 55415

$24.95

In stock

Replacement USCAR Socket with 24" Wires (Vehicle Side)

Replacement USCAR Socket with 24" Wires (Vehicle Side)

Replacement USCAR Socket with 24" Wires (Vehicle Side)

SKU: PT000797 · MFG: 56229

$30.95

In stock

4-Way Flat Connector Socket with 60" Wires

4-Way Flat Connector Socket with 60" Wires

4-Way Flat Connector Socket with 60" Wires

SKU: PT000829 · MFG: 58041

$14.95

In stock

4-Way Flat Connector Plug with 48" Wires

4-Way Flat Connector Plug with 48" Wires

4-Way Flat Connector Plug with 48" Wires

SKU: PT000842 · MFG: 58348

$13.95

In stock

Heavy-Duty Replacement OE 7-Way RV Blade Socket (Plugs into USCAR)

Heavy-Duty Replacement OE 7-Way RV Blade Socket (Plugs into USCAR)

Heavy-Duty Replacement OE 7-Way RV Blade Socket (Plugs into USCAR)

SKU: PT000788 · MFG: 55416

$28.95

Sold out

Dual-Output Electrical Adapter with Tester (Adds 7-Way RV Blade to 4-Way Flat)

Dual-Output Electrical Adapter with Tester (Adds 7-Way RV Blade to 4-Way Flat)

Dual-Output Electrical Adapter with Tester (Adds 7-Way RV Blade to 4-Way Flat)

SKU: PT000824 · MFG: 57674

$56.95

In stock

Electrical Adapter (7-Way RV Blade Vehicle to 4-Way Flat Trailer)

Electrical Adapter (7-Way RV Blade Vehicle to 4-Way Flat Trailer)

Electrical Adapter (7-Way RV Blade Vehicle to 4-Way Flat Trailer)

SKU: PT000814 · MFG: 57240

$13.95

In stock

Wire, Duplex 14ga 2 wire with Jacket

Wire, Duplex 14ga 2 wire with Jacket

SKU: PT002069 · MFG: 170400

$2.95

In stock

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