Car Trailer Adapter Plug, 12V 7 Pin To 4 Pin Wiring Adapter, Copper Terminals Flat Circular Blade Type Connector, Universal for Most Trailers, RVs, Cars (Black)

1. The car trailer adapter plug is an essential accessory for trailer connection, mainly used to convert 7 pin interfaces to 4 pin interfaces, realizing stable connection between trucks and trailers and ensuring normal operation of trailer signal lights2. Equipped with copper contacts and an engineering plastic housing, it has stable contact performance and strong durability. The insulation and waterproof design ensures safe use in various environments

• Material: The car trailer adapter plug adopts copper contacts and an engineering plastic housing. Copper contacts ensure stable contact and low resistance, while the engineering plastic housing is sturdy and durable, providing reliable protection for internal components.
• Conversion Function: The car trailer adapter plug is a professional automotive accessory that converts 7-pin interfaces to 4-pin interfaces. It is specially designed for connecting trucks and power supplies, ensuring normal display of trailer signal lights, and realizing stable transmission of lighting signals such as brake lights and turn signals.
• Performance: The car trailer adapter plug has excellent insulation and waterproof performance. It can effectively prevent water intrusion and short circuits, adapting to various harsh weather conditions and ensuring safe use in outdoor and rainy environments.
• 12V Voltage: The car trailer adapter plug is compatible with 12V voltage systems, which is widely suitable for most trailers, RVs and trucks. It realizes direct plug-in connection without complicated wiring, saving installation time and effort.
• Package: The car trailer adapter plug has dimensions of 2.75 " x 3.74 ". You will receive 1 pc of the adapter plug, which is compact in design, easy to store and carry, and suitable for daily use and long-distance transportation needs.