12FT 7-Way Trailer Plug Socket Extension Cable
12FT 7-Way Trailer Plug Socket Extension Cable
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Delivery & Shipping
Delivery & Shipping
Shipping Time
🚚 Free Economy Shipping (3–7 business days)
⚡ Standard Shipping ($19.99) — Get your order in 3–5 business days!
International shipping: about 8-15 working days.
Orders require a standard processing time of up to 48 business hours before shipment.
Shipping Cost
We offer FREE SHIPPING on all of our products to customers in the Continental U.S.
For remote areas such as Alaska, Hawaii, Puerto Rico, or international customers such as those in Canada or Mexico, we will charge an additional shipping fee based on the weight of your purchase. If you need a price quotation, please contact us at service@toptuningboost.com
Tracking
Your tracking number will be sent in email immediately after we ship the order out. You may follow the link in the email to check the estimated arrival time of your order.
Usually ships from our US warehouse. If out of stock, items will be shipped from our international partners (delivery in 3–14 business days).
Refund & Returns
Refund & Returns
We hope you love what you've ordered! But just in case you're not 100% satisfied.
We've made the return process super easy. If for any reason you are unhappy with your order or should you wish to return or exchange a product then please contact us at service@toptuningboost.com at any time from Monday to Friday within 30 days after you received the item.
Description
Description
About this item
- Simply Your Wire Harness: 7-way copper blade molded into a heavy duty plug provides a fast and simplified way for wires connection as well as keeping all your trailer wiring in order.
- Easy to install: Simply plug this extension cable into your existing 7-way trailer plug and instantly extend its reach by 12 feet. It's a convenient solution for all your trailer extension needs.
- Durable construction: For long-lasting use and a reliable connection, the housing of the 7-pin truck wiring socket is made from durable molded black plastic and has a spring-loaded dust cover to protect the connection points.
- Versatile Applications: Perfect for connecting tail, brake, reverse, turn signals and auxiliary power of your trailers, RVs, campers, caravans, food vans and other towed vehicles. Please read the diagram carefully before any operations on the product.
- Package include: 12 ft. 7-Way Trailer Plug Socket Extension Cable x 1 and Wiring diagram x 1. Fit Type: Universal. 2 Years Warranty by Nilight.

This trailer wiring harness is designed to be an extension of the existing tow wiring of your truck, plugging into a 7-way RV blade socket for connecting 5th wheel wiring or gooseneck wiring.
- Durable weatherproof and corrosion resistant commercial grade PVC
- Spring-loaded dust cover protect the connection points
- Double-prong plug firmly holds the connection
- Nickel plated copper pins for superior conductivity
Feature

Heavy Duty Plug
Upgraded premium double prong to replace poor single prong, molded into a 7-way plug, perfect connection to any standard 7-way trailer receptacle.

Color-Coded Wires
Each color represents a part of the trailer to which it supplies power. The color code wire is suitable for most RV trailer wiring standards.

Flexible Connection
12FT long cord with soft and durable PVC housing providing a flexible connection. The length prevents it from being strained during an emergency turn.

Heavy Duty Plug
Upgraded premium double prong to replace poor single prong, molded into a 7 way plug, perfect connection to any standard 7 way trailer receptacle.

- White(10AWG)--Ground; Red(14AWG)--Left Turn/Stop
- Green(14AWG)--Tail/Marker; Black(10AWG)--Auxiliary
- Brown(14 AWG)--Right Turn/Stop; Blue(12AWG)--Brake; Yellow(14AWG)--Backup
- Note: Actual wiring color codes matches the RV Standard but some trailers wiring color codes may difference.

