Description This 7 pin trailer connector is engineered for stable use on heavy-duty trucks and semi trailers, offering a stable electrical link between vehicles. Its trailer wiring harness connector and semi trailer electrical socket provide wide compatibility, ensuring smooth truck-to-trailer power and signal transmissions even in challenging environments. Features -Color:Silver -Material:aluminum alloy -Size(plug):11.00X7.50X3.80cm/4.33X2.95X1.50in -Size(socket):9.80X8.30X7.00cm/3.86X3.27X2.76in -Size(spring):8.00X2.50X2.50cm/3.15X0.98X0.98in -Secure Power Connection: The 7 pin trailer connector ensures a stable and reliable electrical link between your truck and semi trailer, preventing signal loss for safer longdistance driving -Reliable Compatibility: this 7 pin Trailer Wiring Harness Connector fits most truck and semi trailer electrical socket configurations, making installation straightforward -MultiSignal Support: Featuring a sevenhole semi trailer electrical socket design, this plug caters to multiple light and signals, optimizing your vehicle’s communication and control systems -Rugged Weatherproof Build: The heavy duty trailer adapter provides high protection against rain, dust, and extreme road conditions, ensuring your truck trailer plug remains fully operational -Precision Craftsmanship: Designed with quality materials, this trailer wiring socket offers secure contact with minimal power loss, maximizing service life and reducing the need for frequent replacements Package list: 1 x Trailer Plug 1 x Trailer socket 1 x accessory