--- product_id: 557317076 title: "BEIJISTAR Trailer Plug 7-Pin & Trailer Socket 7-Pin with Rubber Seal, 12 V Waterproof 7-Pin Trailer Plug and Socket, for Trucks, RVs, Cars, Boats, Trailers, Accessories (Wellington Boot)" brand: "beijistar" price: "£32.34" currency: GBP in_stock: true url: https://www.desertcart.co.uk/products/557317076-beijistar-trailer-plug-7-pin-and-trailer-socket-7-pin store_origin: GB region: United Kingdom --- # Waterproof & weatherproof design 12V stable signal transmission Plug & play easy installation BEIJISTAR Trailer Plug 7-Pin & Trailer Socket 7-Pin with Rubber Seal, 12 V Waterproof 7-Pin Trailer Plug and Socket, for Trucks, RVs, Cars, Boats, Trailers, Accessories (Wellington Boot) **Brand:** beijistar **Price:** £32.34 **Availability:** ✅ In Stock ## Summary > 🔗 Connect with confidence, wherever the road takes you! ## Quick Answers - **What is this?** BEIJISTAR Trailer Plug 7-Pin & Trailer Socket 7-Pin with Rubber Seal, 12 V Waterproof 7-Pin Trailer Plug and Socket, for Trucks, RVs, Cars, Boats, Trailers, Accessories (Wellington Boot) by beijistar - **How much does it cost?** £32.34 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/557317076-beijistar-trailer-plug-7-pin-and-trailer-socket-7-pin) ## Best For - beijistar enthusiasts ## Why This Product - Trusted beijistar brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Complete Kit Included:** Everything you need—plug, socket, rubber seal, screws & nuts—ready to upgrade your trailer setup. - • **All-Weather Durability:** Robust plastic housing and brass pins resist rust and corrosion, perfect for any adventure. - • **Effortless Installation:** Plug and play design with secure locking mechanism—get back on the road faster. - • **Seamless 12V Connectivity:** Ensures flawless communication between your vehicle and trailer for ultimate safety and control. - • **Certified European Standard:** CE & RoHS approved for guaranteed compatibility with European wiring systems. ## Overview The BEIJISTAR 7-pin trailer plug and socket set offers a 12V waterproof connection designed to meet European CE and RoHS standards. Crafted from durable plastic and brass, it ensures reliable signal transmission for trailers, trucks, RVs, and boats. Featuring a plug-and-play design with a secure locking mechanism and complete installation kit, it’s built to withstand all weather conditions while preventing rust and corrosion. ## Description BEIJISTAR 12 V waterproof 7-pin trailer plug and socket, apply to the European standard wiring system, provides a stable signal transmission connection between vehicles and trailers, caravans, etc. Specifications: Material: plastic and brass. Voltage: 12 V DC. Package includes: 1 x 7-pin trailer plug (rubber boots). 1 x 7-pin trailer socket. 1 x rubber seal. 3 screws and nuts. Wiring Configuration: Pin 1 - Yellow wire (left/H direction indicator). Pin 2 - Blue Wire (Rear Fog Lights) Pin 3 - White Wire (Ground Cable) Pin 4 - green wire (right/H direction indicator). Pin 5 - Brown Wire (Right/H Tail & No. Plate Lamp) Pin 6 - Red Wire (Brake Lights) Pin 7 - Black Wire (Left/H Tail & No. Plate Lamp) ## Features - Trailer plug and socket: 12 V 7-pin trailer plug and socket, create a stable signal transmission connection between vehicles and trailers, caravans etc., ideal for new trailer hitches or for replacing damaged sockets on existing vehicles. - European standard: Passed European CE, RoHS certificate, apply to the European standard wiring system, such as trailers, trucks, caravans, RVs, etc., provide connections for direction indicators, side lights, brake lights and fog lights. - Waterproof design: this 7-pin trailer plug and socket made of high-quality plastic and brass pins with a robust housing and waterproof material that is suitable for all weather and any road. The plastic housing prevents rust or corrosion. - Easy installation: plug and play design, connect the plug and socket according to the wiring configuration, plug the plug into the socket and lock it, and solve the problem that the plug does not fit. - Customer service: product for sale by BEIJISTAR, we offer you friendly customer service. If for any reason you are not completely satisfied with the product, please let us know. We will offer you a solution as soon as possible. ## Technical Specifications | Specification | Value | |---------------|-------| | Manufacturer | BEIJISTAR | | Brand | BEIJISTAR | | Package Dimensions | 15 x 13.3 x 5.8 cm; 209 g | | Item model number | BEIJISTAR | | Manufacturer Part Number | BEIJISTAR | | Item Weight | 209 g | ## Images ![BEIJISTAR Trailer Plug 7-Pin & Trailer Socket 7-Pin with Rubber Seal, 12 V Waterproof 7-Pin Trailer Plug and Socket, for Trucks, RVs, Cars, Boats, Trailers, Accessories (Wellington Boot) - Image 1](https://m.media-amazon.com/images/I/71Qwoy9fUxL.jpg) ![BEIJISTAR Trailer Plug 7-Pin & Trailer Socket 7-Pin with Rubber Seal, 12 V Waterproof 7-Pin Trailer Plug and Socket, for Trucks, RVs, Cars, Boats, Trailers, Accessories (Wellington Boot) - Image 2](https://m.media-amazon.com/images/I/71VbGffsbyL.jpg) ![BEIJISTAR Trailer Plug 7-Pin & Trailer Socket 7-Pin with Rubber Seal, 12 V Waterproof 7-Pin Trailer Plug and Socket, for Trucks, RVs, Cars, Boats, Trailers, Accessories (Wellington Boot) - Image 3](https://m.media-amazon.com/images/I/61BQ93CqD6L.jpg) ![BEIJISTAR Trailer Plug 7-Pin & Trailer Socket 7-Pin with Rubber Seal, 12 V Waterproof 7-Pin Trailer Plug and Socket, for Trucks, RVs, Cars, Boats, Trailers, Accessories (Wellington Boot) - Image 4](https://m.media-amazon.com/images/I/71hoQ9PszHL.jpg) ![BEIJISTAR Trailer Plug 7-Pin & Trailer Socket 7-Pin with Rubber Seal, 12 V Waterproof 7-Pin Trailer Plug and Socket, for Trucks, RVs, Cars, Boats, Trailers, Accessories (Wellington Boot) - Image 5](https://m.media-amazon.com/images/I/6172JxEDzgL.jpg) ## Available Options This product comes in different **Color** options. --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.co.uk/products/557317076-beijistar-trailer-plug-7-pin-and-trailer-socket-7-pin](https://www.desertcart.co.uk/products/557317076-beijistar-trailer-plug-7-pin-and-trailer-socket-7-pin) --- *Product available on Desertcart United Kingdom* *Store origin: GB* *Last updated: 2026-05-19*