Skip to content
Northern Tool Equipment Logo TextNorthern Tool Equipment Logo text link to Home.

Wiring Adapters

Filters

Active Filters

  • Sold In Stores

    • Fredericksburg VA (17) items

      My Store

    • Glen Allen VA (17) items
    • Richmond VA (17) items

    Change My Store

  • Brand

  • Price

    to

    • Below $100.00 (99) items
    • $100.00 - $200.00 (7) items
    • $200.00 - $300.00 (0) items
    • $300.00 - $400.00 (0) items
    • $400.00 - $500.00 (0) items

  • Customer Ratings

    • 5 (7) items
    • 4 (4) items
    • 3 (1) items

  • More Savings

    • Free Shipping (6) items

1-48 of 106 Products

TowSmart, ConnectorTrailer End 4 Wire Flat Y-Harness 25ft., Connection Location Trailer Side, Model# 2386

TowSmart, ConnectorTrailer End 4 Wire Flat Y-Harness 25ft., Connection Location Trailer Side, Model# 2386

Item # 6547146

$22.99
 

  • Shipping: 

    Backordered - Expected to ship Wed, Sep 2

  • Store Pickup: 

Activating this checkbox will add this item to the product comparison tool.
TowSmart, Adapter, 4 Wire Flat to 7 Blade, Connection Location Vehicle Side, Model# 9577

TowSmart, Adapter, 4 Wire Flat to 7 Blade, Connection Location Vehicle Side, Model# 9577

Item # 6547525

$23.99
 

  • Shipping: 

    Available now

  • Store Pickup: 

Activating this checkbox will add this item to the product comparison tool.
TowSmart, Adapter, 7 Blade to 5 Wire Flat, Connection Location Vehicle Side, Model# 1429

TowSmart, Adapter, 7 Blade to 5 Wire Flat, Connection Location Vehicle Side, Model# 1429

Item # 6547453

$14.99
 

  • Shipping: 

    Backordered - Expected to ship Wed, Sep 2

  • Store Pickup: 

Activating this checkbox will add this item to the product comparison tool.
TowSmart, Adapter, ProClass, 7 Blade to 4 Flat w/Wire Tester, Connection Location Vehicle Side, Model# 1328

TowSmart, Adapter, ProClass, 7 Blade to 4 Flat w/Wire Tester, Connection Location Vehicle Side, Model# 1328

Item # 6547496

$21.99
 

  • Shipping: 

    Backordered - Expected to ship Wed, Sep 2

  • Store Pickup: 

Activating this checkbox will add this item to the product comparison tool.
TowSmart, Adapter, 7 Blade to 6 Round and 5/4 Flat, Connection Location Vehicle Side, Model# 1323

TowSmart, Adapter, 7 Blade to 6 Round and 5/4 Flat, Connection Location Vehicle Side, Model# 1323

Item # 6547517

$28.99
 

  • Shipping: 

    Available now

  • Store Pickup: 

Activating this checkbox will add this item to the product comparison tool.
TowSmart, Adapter, 6 Round to 7 Blade, Connection Location Vehicle Side, Model# 2529

TowSmart, Adapter, 6 Round to 7 Blade, Connection Location Vehicle Side, Model# 2529

Item # 6547437

$39.99
 

  • Shipping: 

    Backordered - Expected to ship Wed, Sep 2

  • Store Pickup: 

Activating this checkbox will add this item to the product comparison tool.
TowSmart, Adapter, 7 Blade to 6 Round, Center Pin Auxiliary, Connection Location Vehicle Side, Model# 1455

TowSmart, Adapter, 7 Blade to 6 Round, Center Pin Auxiliary, Connection Location Vehicle Side, Model# 1455

Item # 6547509

$15.99
 

  • Shipping: 

    Available now

  • Store Pickup: 

Activating this checkbox will add this item to the product comparison tool.
Curt Manufacturing Truck Backup Alarm — 7-Way RV Blade Trailer Wiring, Model# 57727

Curt Manufacturing Truck Backup Alarm — 7-Way RV Blade Trailer Wiring, Model# 57727

Item # 6773223

$34.99
 

  • Shipping: 

    Factory shipped

  • Store Pickup: 

    Not available - online only
Activating this checkbox will add this item to the product comparison tool.
Curt Manufacturing Replacement 7-Pin RV Blade Trailer Wiring Harness Plug — 6ft. Blunt-Cut Wires, Model# 56601

Curt Manufacturing Replacement 7-Pin RV Blade Trailer Wiring Harness Plug — 6ft. Blunt-Cut Wires, Model# 56601

Item # 6763535

$57.99
 

  • Shipping: 

    Factory shipped

  • Store Pickup: 

    Not available - online only
Activating this checkbox will add this item to the product comparison tool.
Hopkins Towing Solutions 48in. Trailer Light Breakaway Cable and Pin, Model# 20009

Hopkins Towing Solutions 48in. Trailer Light Breakaway Cable and Pin, Model# 20009

Item # 650945

$9.99
 

  • Shipping: 

    Available now

  • Store Pickup: 

Activating this checkbox will add this item to the product comparison tool.
Pollack 7-Way Flat Pin to 4-Flat Adapters — Plastic, 10-Pack, Model# 37355-10

Pollack 7-Way Flat Pin to 4-Flat Adapters — Plastic, 10-Pack, Model# 37355-10

Item # 6845426

$57.99
 

  • Shipping: 

    Free shipping - Factory shipped

  • Store Pickup: 

    Not available - online only
Activating this checkbox will add this item to the product comparison tool.
Curt Manufacturing 7-Way RV Blade to 4-Way Flat Trailer Wiring Adapter — 5ft. Extension Harness, Model# 57271

Curt Manufacturing 7-Way RV Blade to 4-Way Flat Trailer Wiring Adapter — 5ft. Extension Harness, Model# 57271

Item # 6764976

$42.99
 

  • Shipping: 

    Factory shipped

  • Store Pickup: 

    Not available - online only
Activating this checkbox will add this item to the product comparison tool.
Curt Manufacturing Dual-Output Vehicle-Side 7-Pin, 4-Pin Connectors — Factory Tow Package and USCAR Socket Required, Model# 55774

Curt Manufacturing Dual-Output Vehicle-Side 7-Pin, 4-Pin Connectors — Factory Tow Package and USCAR Socket Required, Model# 55774

Item # 6763607

$47.99
 

  • Shipping: 

    Factory shipped

  • Store Pickup: 

    Not available - online only
Activating this checkbox will add this item to the product comparison tool.
Curt Manufacturing Dual-Output Trailer Wiring Adapter — 4-Way Flat Vehicle-Side to 7-Way RV Blade, Model# 57672

Curt Manufacturing Dual-Output Trailer Wiring Adapter — 4-Way Flat Vehicle-Side to 7-Way RV Blade, Model# 57672

Item # 6765231

$52.99
 

  • Shipping: 

    Factory shipped

  • Store Pickup: 

    Not available - online only
Activating this checkbox will add this item to the product comparison tool.
Curt Manufacturing 7-Way RV Blade Vehicle-Side to 4-Way Flat Trailer Wiring Adapter with Tester — Model# 57245

Curt Manufacturing 7-Way RV Blade Vehicle-Side to 4-Way Flat Trailer Wiring Adapter with Tester — Model# 57245

Item # 6765004

$14.99
 

  • Shipping: 

    Factory shipped

  • Store Pickup: 

    Not available - online only
Activating this checkbox will add this item to the product comparison tool.
Curt Manufacturing LED-Compatible Trailer Wiring Adapter — 7-Way RV Blade Vehicle-Side to 4-Way Flat Trailer-Side, Model# 57004

Curt Manufacturing LED-Compatible Trailer Wiring Adapter — 7-Way RV Blade Vehicle-Side to 4-Way Flat Trailer-Side, Model# 57004

Item # 6772853

$29.99
 

  • Shipping: 

    Factory shipped

  • Store Pickup: 

    Not available - online only
Activating this checkbox will add this item to the product comparison tool.
Curt Manufacturing 4-Pin Round Vehicle-Side to 4-Way Trailer Wiring Adapter — Plastic Construction, Model# 57224

Curt Manufacturing 4-Pin Round Vehicle-Side to 4-Way Trailer Wiring Adapter — Plastic Construction, Model# 57224

Item # 6773207

$8.99
 

  • Shipping: 

    Factory shipped

  • Store Pickup: 

    Not available - online only
Activating this checkbox will add this item to the product comparison tool.
Curt Manufacturing Trailer-Side 4-Pin Flat Wiring Harness — 12in. Wires, Rubber-Molded, Model# 58033

Curt Manufacturing Trailer-Side 4-Pin Flat Wiring Harness — 12in. Wires, Rubber-Molded, Model# 58033

Item # 6772731

$7.99
 

  • Shipping: 

    Factory shipped

  • Store Pickup: 

    Not available - online only
Activating this checkbox will add this item to the product comparison tool.
TowSmart, Adapter 7 Blade to 4 Wire Flat w/Wire Tester, Connection Location Vehicle Side, Model# 2353

TowSmart, Adapter 7 Blade to 4 Wire Flat w/Wire Tester, Connection Location Vehicle Side, Model# 2353

Item # 6547488

$25.99
 

  • Shipping: 

    Available now

  • Store Pickup: 

Activating this checkbox will add this item to the product comparison tool.
TowSmart, Adapter, 7 Blade to 5 and 4 Wire Flat, Connection Location Vehicle Side, Model# 1426

TowSmart, Adapter, 7 Blade to 5 and 4 Wire Flat, Connection Location Vehicle Side, Model# 1426

Item # 6547568

$18.99
 

  • Shipping: 

    Backordered - Expected to ship Wed, Sep 2

  • Store Pickup: 

Activating this checkbox will add this item to the product comparison tool.
TowSmart, Adapter, 7 Blade to 7 Pin, Connection Location Vehicle Side, Model# 9569

TowSmart, Adapter, 7 Blade to 7 Pin, Connection Location Vehicle Side, Model# 9569

Item # 6547470

$49.99
 

  • Shipping: 

    Backordered - Expected to ship Mon, Aug 24

  • Store Pickup: 

Activating this checkbox will add this item to the product comparison tool.
TowSmart, Adapter, 7 Blade to 4 Wire Flat w/LED Illuminator, Connection Location Vehicle Side, Model# 2355

TowSmart, Adapter, 7 Blade to 4 Wire Flat w/LED Illuminator, Connection Location Vehicle Side, Model# 2355

Item # 6547365

$18.99
 

  • Shipping: 

    Available now

  • Store Pickup: 

Activating this checkbox will add this item to the product comparison tool.
TowSmart, Adapter 7 Blade to 5 and 4 Wire w/LED Illuminator, Connection Location Vehicle Side, Model# 9574

TowSmart, Adapter 7 Blade to 5 and 4 Wire w/LED Illuminator, Connection Location Vehicle Side, Model# 9574

Item # 6547445

$29.99
 

  • Shipping: 

    Available now

  • Store Pickup: 

Activating this checkbox will add this item to the product comparison tool.
TowSmart, Connector Trailer End, 7 Blade w/Wire Tester, Connection Location Trailer Side, Model# 9587

TowSmart, Connector Trailer End, 7 Blade w/Wire Tester, Connection Location Trailer Side, Model# 9587

Item # 6547461

$32.99
 

  • Shipping: 

    Available now

  • Store Pickup: 

Activating this checkbox will add this item to the product comparison tool.
TowSmart, Connector, Trailer End, 6 Round, Connection Location Trailer Side, Model# 1470

TowSmart, Connector, Trailer End, 6 Round, Connection Location Trailer Side, Model# 1470

Item # 6547120

$10.99
 

  • Shipping: 

    Backordered - Expected to ship Wed, Sep 2

  • Store Pickup: 

Activating this checkbox will add this item to the product comparison tool.
Curt Manufacturing 4-Way Flat Vehicle-Side to 6-Way Round Trailer Wiring Adapter with Tester — Includes Mounting Bracket and Hardware, Model# 57626

Curt Manufacturing 4-Way Flat Vehicle-Side to 6-Way Round Trailer Wiring Adapter with Tester — Includes Mounting Bracket and Hardware, Model# 57626

Item # 6764941

$23.99
 

  • Shipping: 

    Factory shipped

  • Store Pickup: 

    Not available - online only
Activating this checkbox will add this item to the product comparison tool.
Curt Manufacturing Easy-Mount Vehicle Trailer Wiring Connector Bracket — Fits 2in. Receiver, 4/5-Way Flat, 6/7-Way Round, Model# 58000

Curt Manufacturing Easy-Mount Vehicle Trailer Wiring Connector Bracket — Fits 2in. Receiver, 4/5-Way Flat, 6/7-Way Round, Model# 58000

Item # 6768563

$26.99
 

  • Shipping: 

    Factory shipped

  • Store Pickup: 

    Not available - online only
Activating this checkbox will add this item to the product comparison tool.
Curt Manufacturing 7-Way RV Blade to 6-Way Round Trailer Wiring Adapter — Center Pin Brake Lights, Model# 57661

Curt Manufacturing 7-Way RV Blade to 6-Way Round Trailer Wiring Adapter — Center Pin Brake Lights, Model# 57661

Item # 6765768

$16.99
 

  • Shipping: 

    Factory shipped

  • Store Pickup: 

    Not available - online only
Activating this checkbox will add this item to the product comparison tool.
Curt Manufacturing 7-Way RV Blade to 6-Way Round Trailer Wiring Adapter — Center Pin Brake Lights, Model# 57660

Curt Manufacturing 7-Way RV Blade to 6-Way Round Trailer Wiring Adapter — Center Pin Brake Lights, Model# 57660

Item # 6765750

$14.99
 

  • Shipping: 

    Factory shipped

  • Store Pickup: 

    Not available - online only
Activating this checkbox will add this item to the product comparison tool.
Curt Manufacturing Extreme Temperature 7-Pin RV Blade Trailer Wiring Harness Plug — 10ft. Blunt-Cut Wires, -40°F to 221°F Degree Rating, Model# 56613

Curt Manufacturing Extreme Temperature 7-Pin RV Blade Trailer Wiring Harness Plug — 10ft. Blunt-Cut Wires, -40°F to 221°F Degree Rating, Model# 56613

Item # 6765696

$114.99
 

  • Shipping: 

    Factory shipped

  • Store Pickup: 

    Not available - online only
Activating this checkbox will add this item to the product comparison tool.
Curt Manufacturing Easy-Mount Vehicle Trailer Wiring Connector Bracket — 2in. Receiver, 4 or 5-Way Flat, Model# 58001

Curt Manufacturing Easy-Mount Vehicle Trailer Wiring Connector Bracket — 2in. Receiver, 4 or 5-Way Flat, Model# 58001

Item # 6765223

$17.99
 

  • Shipping: 

    Factory shipped

  • Store Pickup: 

    Not available - online only
Activating this checkbox will add this item to the product comparison tool.
Curt Manufacturing 6-Way Round Vehicle-Side to 4-Way Flat Trailer Wiring Adapter with Tester — Model# 57627

Curt Manufacturing 6-Way Round Vehicle-Side to 4-Way Flat Trailer Wiring Adapter with Tester — Model# 57627

Item # 6765101

$14.99
 

  • Shipping: 

    Factory shipped

  • Store Pickup: 

    Not available - online only
Activating this checkbox will add this item to the product comparison tool.
Curt Manufacturing 4-Way Flat Vehicle-Side Trailer Wiring Adapter — Fits 1-1/4in. License Plate Light Hole, Model# 57404

Curt Manufacturing 4-Way Flat Vehicle-Side Trailer Wiring Adapter — Fits 1-1/4in. License Plate Light Hole, Model# 57404

Item # 6764933

$8.99
 

  • Shipping: 

    Factory shipped

  • Store Pickup: 

    Not available - online only
Activating this checkbox will add this item to the product comparison tool.
Curt Manufacturing 7-Way RV Blade to 5-Way Flat Trailer Wiring Adapter — Model# 57250

Curt Manufacturing 7-Way RV Blade to 5-Way Flat Trailer Wiring Adapter — Model# 57250

Item # 6764909

$14.99
 

  • Shipping: 

    Factory shipped

  • Store Pickup: 

    Not available - online only
Activating this checkbox will add this item to the product comparison tool.
Curt Manufacturing Replacement 7-Pin RV Blade Trailer Wiring Harness Plug — 10ft. Blunt-Cut Wires, Model# 56623

Curt Manufacturing Replacement 7-Pin RV Blade Trailer Wiring Harness Plug — 10ft. Blunt-Cut Wires, Model# 56623

Item # 6764845

$87.99
 

  • Shipping: 

    Factory shipped

  • Store Pickup: 

    Not available - online only
Activating this checkbox will add this item to the product comparison tool.
Curt Manufacturing 4-Way Flat Vehicle-Side to 7-Way RV Blade Trailer Adapter — Brake Controller Wiring, Model# 57186

Curt Manufacturing 4-Way Flat Vehicle-Side to 7-Way RV Blade Trailer Adapter — Brake Controller Wiring, Model# 57186

Item # 6764837

$114.99
 

  • Shipping: 

    Factory shipped

  • Store Pickup: 

    Not available - online only
Activating this checkbox will add this item to the product comparison tool.
Curt Manufacturing Vehicle-Side Trailer Wiring Harness Clamp-On Bracket Mount — 4-Way, 5-Way, 6-Way, or 7-Way, Model# 57204

Curt Manufacturing Vehicle-Side Trailer Wiring Harness Clamp-On Bracket Mount — 4-Way, 5-Way, 6-Way, or 7-Way, Model# 57204

Item # 6764811

$25.99
 

  • Shipping: 

    Factory shipped

  • Store Pickup: 

    Not available - online only
Activating this checkbox will add this item to the product comparison tool.
Curt Manufacturing Dual-Output Trailer Wiring Adapter — 4-Way Flat to 7-Way RV Blade, Backup Alarm, Model# 57102

Curt Manufacturing Dual-Output Trailer Wiring Adapter — 4-Way Flat to 7-Way RV Blade, Backup Alarm, Model# 57102

Item # 6764781

$57.99
 

  • Shipping: 

    Factory shipped

  • Store Pickup: 

    Not available - online only
Activating this checkbox will add this item to the product comparison tool.
Curt Manufacturing Easy-Mount Vehicle Trailer Wiring Connector Mounting Bracket — 1 1/4in. Receiver, 4 or 5-Way Flat, Model# 58002

Curt Manufacturing Easy-Mount Vehicle Trailer Wiring Connector Mounting Bracket — 1 1/4in. Receiver, 4 or 5-Way Flat, Model# 58002

Item # 6774103

$15.99
 

  • Shipping: 

    Factory shipped

  • Store Pickup: 

    Not available - online only
Activating this checkbox will add this item to the product comparison tool.
Curt Manufacturing 7-Way RV Blade to 6-Way Round Trailer Wiring Adapter — Backup Alarm, Center Pin Auxiliary Power, Model# 57726

Curt Manufacturing 7-Way RV Blade to 6-Way Round Trailer Wiring Adapter — Backup Alarm, Center Pin Auxiliary Power, Model# 57726

Item # 6773274

$34.99
 

  • Shipping: 

    Factory shipped

  • Store Pickup: 

    Not available - online only
Activating this checkbox will add this item to the product comparison tool.
Curt Manufacturing Replacement 7-Pin RV Blade Trailer Wiring Harness Plug — 10ft. Blunt-Cut Wires, Model# 56603

Curt Manufacturing Replacement 7-Pin RV Blade Trailer Wiring Harness Plug — 10ft. Blunt-Cut Wires, Model# 56603

Item # 6773135

$82.99
 

  • Shipping: 

    Factory shipped

  • Store Pickup: 

    Not available - online only
Activating this checkbox will add this item to the product comparison tool.
Curt Manufacturing Easy-Mount Trailer Wiring Connector Bracket — 2.5in. Receiver, 4 or 5-Way Flat, 6 or 7-Way Round, Model# 58003

Curt Manufacturing Easy-Mount Trailer Wiring Connector Bracket — 2.5in. Receiver, 4 or 5-Way Flat, 6 or 7-Way Round, Model# 58003

Item # 6773047

$27.99
 

  • Shipping: 

    Factory shipped

  • Store Pickup: 

    Not available - online only
Activating this checkbox will add this item to the product comparison tool.
Curt Manufacturing 6-Way Round Motorhome to Dinghy Vehicle Wiring Adapter — 8ft., Model# 57286

Curt Manufacturing 6-Way Round Motorhome to Dinghy Vehicle Wiring Adapter — 8ft., Model# 57286

Item # 6773021

$119.99
 

  • Shipping: 

    Factory shipped

  • Store Pickup: 

    Not available - online only
Activating this checkbox will add this item to the product comparison tool.
Curt Manufacturing Weather-Resistant Multi-Function Trailer Tail Light Converter Kit — 4-Pin Wiring Harness, Model# 59236

Curt Manufacturing Weather-Resistant Multi-Function Trailer Tail Light Converter Kit — 4-Pin Wiring Harness, Model# 59236

Item # 6772896

$119.99
 

  • Shipping: 

    Factory shipped

  • Store Pickup: 

    Not available - online only
Activating this checkbox will add this item to the product comparison tool.
Curt Manufacturing Vehicle-Side Trailer Wiring Harness Clamp-On Bracket Mount — 7-Way Round or RV Blade, Steel, Model# 57202

Curt Manufacturing Vehicle-Side Trailer Wiring Harness Clamp-On Bracket Mount — 7-Way Round or RV Blade, Steel, Model# 57202

Item # 6772870

$26.99
 

  • Shipping: 

    Factory shipped

  • Store Pickup: 

    Not available - online only
Activating this checkbox will add this item to the product comparison tool.
Curt Manufacturing 4-Way to 5-Way Flat Adapter — Molded Plastic, For Boat Trailer Surge Brakes, Model# 57187

Curt Manufacturing 4-Way to 5-Way Flat Adapter — Molded Plastic, For Boat Trailer Surge Brakes, Model# 57187

Item # 6772781

$16.99
 

  • Shipping: 

    Factory shipped

  • Store Pickup: 

    Not available - online only
Activating this checkbox will add this item to the product comparison tool.
Curt Manufacturing Extreme Temperature Cold Weather 7-Pin RV Blade Trailer Wiring Harness Plug — 6ft. Blunt-Cut Wires, -40°F to 221°F Degree Rating, Model# 56611

Curt Manufacturing Extreme Temperature Cold Weather 7-Pin RV Blade Trailer Wiring Harness Plug — 6ft. Blunt-Cut Wires, -40°F to 221°F Degree Rating, Model# 56611

Item # 6772773

$74.99
 

  • Shipping: 

    Factory shipped

  • Store Pickup: 

    Not available - online only
Activating this checkbox will add this item to the product comparison tool.
Pollack 7-Way Plastic Plug — 10-Pack, Nylon Housing, RV-Style Flat Pins, Model# 12-706-B

Pollack 7-Way Plastic Plug — 10-Pack, Nylon Housing, RV-Style Flat Pins, Model# 12-706-B

Item # 6841951

$67.99
 

  • Shipping: 

    Free shipping - Factory shipped

  • Store Pickup: 

    Not available - online only
Activating this checkbox will add this item to the product comparison tool.