7 way trailer receptacle • SAE J560 socket • heavy duty trailer electrical receptacle • semi trailer plug socket • Wilson trailer wiring receptacle • nylon 7-way truck receptacle - Wilson Trailer Receptacle 

The Tramec Sloan 38312 SAE J560 7-Way Trailer Receptacle is a heavy-duty electrical connection socket designed for reliable power and signal transfer between tractors and trailers. Manufactured in the USA at Tramec Sloan’s facility in Iola, Kansas, this reinforced nylon receptacle delivers OEM-level durability for demanding commercial trucking and trailer applications.

Built to the SAE J560 industry standard, the 38312 receptacle is commonly used on heavy-duty truck and trailer electrical systems, including many Wilson trailer applications, while remaining compatible with a wide range of tractors and trailers using standard 7-way round connections.

Constructed from non-corrosive glass-reinforced nylon, this receptacle resists weather, vibration, and road debris for long service life. A direct wired ground design improves electrical reliability and ensures safer, more consistent connections between the tractor and trailer lighting and braking systems.

Key Features

• SAE J560 standard 7-way trailer receptacle

• Reinforced nylon construction resists corrosion and harsh environments

• Direct wired ground design for safer electrical connections

• Heavy-duty design for semi-trucks, trailers, and fleet equipment

• Commonly used on Wilson trailers and other commercial trailer brands

• Manufactured in the USA by Tramec Sloan

• Compatible with standard 7-way tractor-trailer electrical systems

• Includes Receptacle gasket 

Technical Specifications

• Manufacturer: Tramec Sloan

• Part Number: 38312

• Type: SAE J560 7-Way Trailer Receptacle

• Material: Reinforced Nylon

• Electrical Standard: SAE J560

• Application: Tractor-Trailer Electrical Connection

• Country of Manufacture: USA

Common Applications

• Semi truck to trailer 7-way electrical connections

• Wilson livestock and grain trailers

• Heavy-duty tractor trailer lighting systems

• Commercial trailer wiring harness connections

• Fleet trailer electrical repairs and replacements

Compatible with standard SAE J560 tractor-trailer electrical systems used on many commercial trucks and trailers including Wilson, Utility, Great Dane, and Wabash trailers.