Item #PAR-400


Product Description

Electrical plugs and sockets for trailers

There are a wide variety of electrical trailer connectors used within the recreational vehicle industry. In order to connect towed vehicles, Roadmaster offers the industry's most commonly used trailer plugs and sockets. The plugs mate with the sockets in order to connect the electrical circuits between the tow vehicle and trailer.

If you need to mount a trailer socket, Roadmaster offers a heavy-duty mounting bracket, part number 910030-5. This bracket fits 7 way, 6 way, and 4 way round electrical sockets.

  • Plugs and sockets are available in 7 way, 6 way and 4 way
  • Sockets incorporate spring loaded lids to help keep out dirt and moisture
  • Rubber boots help prevent water intrusion
  • Strain relief secures wires

9338-77 is a 7 wire plug — black plastic

9338-70 is a 7 wire socket — plated metal

910030-8 is a 6 wire plug — plated metal

910030-7 is a 6 wire socket — black plastic

910030-2 is a 4 wire round plug — plated metal

910030-1 is a 4 wire round socket — plated metal

157-50 is a 4 way flat rubber molded connector with a 12" pigtail - female plug


Quality Is Our Difference
Made in the USA

Premium products, handcrafted by American workers. Roadmaster is a true American manufacturer that builds its products to last.

Built to Last

Easiest to use and built to last, with the most stringent testing standards in the industry. Roadmaster is time tested & time proven for more than 50 years.

Industry Leading

Roadmaster is family-owned and operated for the last 50 years. We have a diverse workforce of skilled craftspeople who focus on excellence and the creation of a premium product.

Customer Care

Roadmaster truly listens to our customers — both before and after the sale —by offering the best service and technical support in the industry.