Trailer Wiring and Electrical

Trailer electrical problems can be frustrating and time consuming. We stock testers, electrical connectors, adapters, wiring kits and more for all of your trailer repair needs.

Need a reference? View the Trailer Wiring Diagram

Found 119 Matching Products
Filter the list of Matching Products by selecting any of these options:
  1. Automann
  2. Bargman
  1. Grote
  2. Multiple Heavy Duty Manufacturers
  1. Sloan
  2. Tekonsha
  1. Tow Ready
  2. VSM
  1. Air Hose
  2. Brake Control Adapters
  3. Electrical
  4. Electrical Plug
  1. Electrical Socket
  2. Shrink Tubing
  3. T-Connectors
  4. Taillight Converters
  1. Trailer - Vehicle Adapters
  2. Trailer Connectors
  3. Wire and Cable
  1. 1/4"-14 NPTF
  1. 0.156 inch
  1. Yes
  1. Split Pin
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SKU 82-2144
$3.87

Grote Rubber Electrical Socket Boot 82-2144 provides superior corrosion resistance for for 7-pole so...   Details

Typically ships in 5 to 7 business days.
  • UPC: 621935001100
  • MPN: 82-2144
SKU 82-5502
$0.78

Grote PVC Jacketed Brake Cable 82-5502 is designed for automotive, truck and marine applications.   Details

20+ In Stock
  • Color:Black, White
  • Wire Gauge:14
  • Outside Diameter:.181 inch x .298 inch
  • Strand: 19 x .014 inch
  • Conductor:2
  • Note:Priced per foot. Product may vary from image shown.
  • UPC: 621935001582
  • MPN: 82-5502
SKU 82-1042
$15.70

Grote 2-Way Round Pin Electrical Plug 82-1042 is ideal for lift-gate applications.   Details

Typically ships in 5 to 7 business days.
  • Adapter Style:2-Way
  • Automann Number:179.1033
  • Phillips Number:15-336
  • Tectran Number:67021SG
  • Velvac Number:593116
  • UPC: 621935082284
  • MPN: 82-1042
SKU 51-87-002
$51.40

Bargman 7-Way Super Sealed Round Car End Connector has a 2 foot cable and solid brass terminals.   Details

2 In Stock
  • Adapter Style:7-Way
  • Connector Location:Car End
  • Length:24 inches
  • UPC: 747730626185
  • MPN: 51-87-002
SKU 82-1041
$17.39

Grote 2-Way Round Pin Electrical Socket 82-1041 is ideal for lift-gate applications.   Details

1 In Stock
  • Adapter Style:2-Way
  • Automann Number:179.1034
  • Phillips Number:15-326
  • Sloan Number:421171
  • Tectran Number:670-22
  • Velvac Number:593121
  • UPC: 621935082291
  • MPN: 82-1041
SKU KP155K
$19.24

Sliding 5th wheel air hose kit KP155K for Kenworth, Peterbilt, International and Volvo/White applica...   Details

2 In Stock
  • Color:Black
  • Hose O.D:0.250 inch
  • Hose I.D:0.156 inch
  • Fitting:1/4"-14 NPTF
  • Holland (Neway) Number:RK250010, RK-2500-10
  • Sirco Number:25001
  • UPC: 889626250675
  • MPN: KP155K
SKU 118037
$9.84

Tow Ready 6-Way Round Pin Connector has a durable metal shell - Trailer End.   Details

2 In Stock
  • Adapter Style:6-Way
  • Connector Location:Trailer End
  • UPC: 016118063158
  • MPN: 118037
SKU 38502
$13.29

Sloan 7-Way split pin smart box receptacle 38502 replaces the damaged nose box on your trailer.   Details

1 In Stock
  • Adapter Style:7-Way
  • Connector Location:Trailer End
  • Automann Number:179.1036
  • Freightliner Number:SGO TA38502, TAC 38502,
  • UPC: 7278329535
  • MPN: 38502
SKU 421758
$65.10

Sloan 7-way circuit inspector 421758.   Details

1 In Stock
  • Automann Number:179.TCT1
  • Grote Number:97101
  • Truck-Lite Number:87891
  • UPC: 66931400292
  • MPN: 421758
SKU 451055
$23.10

Sliding 5th wheel air hose 451055. 1/4 inch hose with 1/4"-14 NPTF fittings.   Details

2 In Stock
  • Color:Black
  • Length:54 inches
  • Hose O.D:1/4 inch
  • Fitting:1/4"-14 NPTF
  • Automann Number:KP155
  • Holland (Neway) Number:RK01960, XB01960, RK-01960
  • IHC Number:1614487C1
  • Phillips Number:11300, 11-300
  • Sloan Number:451055
  • Tectran Number:14210
  • Velvac Number:22028, 022028
  • UPC: 66931401395
  • MPN: 451055
SKU 82-0851
$19.96

Grote Heavy Duty 1-Way Socket Connector 82-0851 provides power for auxiliary equipment from the batt...   Details

3 In Stock
  • Material:Zinc-Die Cast
  • Voltage Amp:300A
  • Conductor:1
  • UPC: 621935018863
  • MPN: 82-0851
SKU 82-1000
$15.15

Grote 7-Way Junction Box 82-1000 is ideal for professional trailer wiring jobs and features a corros...   Details

2 In Stock
  • UPC: 621935000639
  • MPN: 82-1000

If you're going to tow a trailer, you will need your trailer lights running before you go. We stock and complete line of trailer connectors and adapters for quick, professional trailer repairs.

Need to tow a trailer and your car, truck or SUV doesn't have trailer wiring? Today T-Connectors take the guess work out of trailer wiring. No need to splice, tape or cut wires. T-Connectors are vehicle specific and install quick and easy. Simply locate your wiring harness connector, unplug the connection and insert the T-Connector into the vehicle harness.


Trailer Wiring and Electrical Reviews

Out of 25 reviews, the average customer rating for Trailer Wiring and Electrical: 4.8 out of 5.

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