Wiring Adapter Fitguide

Need help to find the correct wiring adapter for your car, truck, or trailer?

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Multi-Function Adapter
$17.95 - $30.63
Single Function Adapter
$3.70 - $51.95
Wiring Parts or Accessories

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Adapter 4 Pole to 7 Pole and 4 Pole

85 reviews

37185

Price: $22.95

Product Summary:

Wiring
Wiring Adapters
Single Function Adapter

Product Specs:

4 Flat
Plug and Lead
7 Blade
4 Flat
Hopkins

more information

Pollak 7 Pole to 4 Pole Connector Adapter

97 reviews

PK12716

Price: $8.99

Product Summary:

Wiring
Wiring Adapters
Single Function Adapter

Product Specs:

7 Blade
Plug Only
4 Flat
Pollak

Quickly and easily convert a 7-pole, RV-style connector to a 4-pole, round pin connector with this RV connector adapter. Adapter has a non-corrosive nylon shell.

more information

Adapter 4 Pole to 7 Pole Vehicle End Trailer Connector

96 reviews

30717

Retail: $24.48

Price: $17.45

Product Summary:

Wiring
Wiring Adapters
Single Function Adapter
1 Foot Long

Product Specs:

4 Flat
Plug and Lead
7 Blade
Tow Ready

more information

6-Pole Square Trailer Wiring Connector Kit (Car and Trailer Ends)

10 reviews

37995

Price: $5.95

Product Summary:

Wiring
Wiring Adapters
Single Function Adapter
1 Foot Long

Product Specs:

6 Square
Plug and Lead
6 Square
Hopkins

more information

Adapter 4 Pole to 5 Pole Trailer Wiring Adapter - Shorter

21 reviews

47515

Price: $7.50

Product Summary:

Wiring
Wiring Adapters
Single Function Adapter

Product Specs:

4 Flat
Plug and Lead
5 Flat
Hopkins

more information

7-Way to 5-Way and 4-Way Trailer Adapter for VW, Audi and Porsche Towing Trailers with LED Lights

12 reviews

TR20141

Price: $14.99

Product Summary:

Wiring
Wiring Adapters
Single Function Adapter

Product Specs:

7 Blade
Plug Only
5 Flat
4 Flat
Tow Ready

more information

Adapter 4 Pole to 7 Pole and 4 Pole w/Test Lamps

24 reviews

C57674

Retail: $47.91

Price: $28.75

Product Summary:

Wiring
Wiring Adapters
Single Function Adapter

Product Specs:

4 Flat
Plug and Lead
7 Blade
4 Flat
Curt

more information

2 Wire Loop, 12"

1 reviews

9651P

Price: $4.95

Product Summary:

Wiring
Wiring Adapters
Single Function Adapter
1 Foot Long

Product Specs:

2 Pole
2 Pole
Spectro

more information

Hopkins Endurance Multi-Tow Trailer Connector Adapter - 7-Way to 6-Way, 5-Way or 4-Way

28 reviews

HM47570

Price: $21.95

Product Summary:

Wiring
Wiring Adapters
Multi-Function Adapter
4 Feet Long

Product Specs:

7 Blade
Plug Only
6 Round
5 Flat
4 Flat
Hopkins

Heavy-duty trailer adapter features a unique Quick-Change wiring plug that lets you switch between 6-way wiring codes quickly and easily. Outlet for 4-way and 5-way plugs is also built in. Terminals are covered with easy-open, weatherproof lids.

more information

Adapter 4 Pole to 5 Pole Trailer Wiring Adapter

22 reviews

20036

Retail: $15.17

Price: $12.99

Product Summary:

Wiring
Wiring Adapters
Single Function Adapter
18 Inch Long

Product Specs:

4 Flat
Plug and Lead
5 Flat
Tow Ready

more information

12" Car and Trailer End Loop

9 reviews

9653P

Retail: $4.95

Price: $3.70

Product Summary:

Wiring
Wiring Adapters
Single Function Adapter
1 Foot Long

Product Specs:

4 Flat
Plug and Lead
4 Flat
Spectro

more information

Adapter 7 Pole to 5 Pole Flat - Molded

10 reviews

A75TB

Price: $10.95

Product Summary:

Wiring
Wiring Adapters
Single Function Adapter

Product Specs:

7 Blade
Plug Only
5 Flat
Optronics

more information

Adapter 7 Way (Blade) to 7 Way (Round Pin)

14 reviews

47595

Price: $24.95

Product Summary:

Wiring
Wiring Adapters
Multi-Function Adapter

Product Specs:

7 Blade
Plug Only
7 Round
Hopkins

more information

Adapter 7 Pole to 4 Pole and 5 Pole

16 reviews

37385

Price: $18.95

Product Summary:

Wiring
Wiring Adapters
Single Function Adapter

Product Specs:

7 Blade
Plug Only
4 Flat
5 Flat
Hopkins

more information

Adapter 7 Pole to 6 Pole - Universal

8 reviews

47549

Price: $14.95

Product Summary:

Wiring
Wiring Adapters
Single Function Adapter

Product Specs:

7 Blade
Plug Only
6 Round
Hopkins

more information

Pollak Trailer Connector Adapter - Vehicle End - 7-Pole Round to 7-Pole Flat

10 reviews

PK12-724

Retail: $36.95

Price: $24.95

Product Summary:

Wiring
Wiring Adapters
Single Function Adapter

Product Specs:

7 Round Pin
Plug and Lead
7 Blade
Pollak

This adapter plugs into your vehicle's 7-way, round-pin recepticle to adapt it for use with a trailer-end, 7-way, RV-style plug. The 7-way flat receptacle includes a hinged cover to keep dirt and moisture out of the connection.

more information

Hopkins Multi-Tow Trailer Connector Adapter - 7-Way to 5-Wire Flat/4-Wire Flat and 12-V Power Socket

10 reviews

HM47675

Price: $17.95

Product Summary:

Wiring
Wiring Adapters
Multi-Function Adapter

Product Specs:

7 Blade
Plug Only
5 Flat
4 Flat
12 Volt
Hopkins

Adapt the 7-way trailer socket on your vehicle to work with a 4-way or 5-way flat connector on the trailer. Adapter also provides a 12 volt power source outlet. Great for tailgating.

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Adapter 6 Pole to 7 Pole Trailer Wiring Adapter

16 reviews

47435

Price: $23.95

Product Summary:

Wiring
Wiring Adapters
Single Function Adapter

Product Specs:

6 Round
Plug and Lead
7 Blade
Hopkins

more information

Adapter 7 Pole to 4 Pole with Tester and Cover

26 reviews

47345

Price: $14.95

Product Summary:

Wiring
Wiring Adapters
Single Function Adapter

Product Specs:

7 Blade
Plug Only
4 Flat
Hopkins

more information

Adapter 7 Pole to 5 Pole Flat Wired Adapter

8 reviews

A57WB

Price: $10.95

Product Summary:

Wiring
Wiring Adapters
Single Function Adapter
16 Inch Long

Product Specs:

7 Blade
Plug and Lead
5 Flat
Optronics

more information

Adapter 4 Way Flat to 6 Way Square for Jayco

17 reviews

30104

Retail: $38.52

Price: $28.95

Product Summary:

Wiring
Wiring Adapters
Single Function Adapter
31 Inch Long

Product Specs:

4 Flat
Plug and Lead
6 Square
Hidden Hitch

more information

Adapter 4 Pole to 6 Pole

16 reviews

30637

Retail: $27.20

Price: $21.95

Product Summary:

Wiring
Wiring Adapters
Single Function Adapter

Product Specs:

4 Flat
Plug and Lead
6 Round
Tow Ready

more information

48" Long 4-Pole Loop with Cover

3 reviews

HM47115

Price: $6.95

Product Summary:

Wiring
Wiring Adapters
Single Function Adapter
4 Feet Long

Product Specs:

4 Flat
Plug and Lead
4 Flat
Hopkins

more information

Hopkins Heavy-Duty Trailer Coiled Wire Adapter for 7-Way to 4-Wire Flat

16 reviews

HM47065

Price: $24.95

Product Summary:

Wiring
Wiring Adapters
Single Function Adapter
3 Feet Long

Product Specs:

7 Blade
Plug and Lead
4 Flat
Hopkins

This heavy-duty, coiled cable adapter is compatible with a 7 way RV blade trailer socket on the vehicle and adapts it to work with a 4-wire flat connector on the trailer.

more information

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Type of Wiring
- Multi-Function Adapter (9)
- Single Function Adapter (59)

Vehicle End Plug
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