The CURT 5′ Adapter Harness is an electrical device that allows a connection to be made between a mismatched trailer plug and vehicle socket. This electrical adapter is designed to adapt a 7-way RV blade vehicle socket to fit a 4-way flat trailer plug. It is constructed from quality plastic and requires no splicing.
• Adapts 7-way RV blade vehicle socket to fit 4-way flat trailer plugs
• UV-resistant coiled cable extends up to 5′ without scraping the ground
• Simple plug-and-play design eliminates the need for cutting or splicing
• 4-way flat output connects tail lights, brake lights, and turn signals
• Durable molded plastic housing resists corrosion
Before You Order
Confirm the vehicle has a 7-way RV blade socket and the trailer uses a 4-way flat plug; this adapter does not describe other connections.
Frequently Asked Questions
Which connector types does this harness adapt?
It adapts a 7-way RV blade vehicle socket to a 4-way flat trailer plug.
Does installation require cutting or splicing?
The source describes a plug-and-play design that requires no splicing.









