--- product_id: 503930120 title: "7 Way to 4 Way Trailer Plug Adapter, RV Blade 7 Pin Round to 4 Pin Flat Trailer Light Adapter 11.6 Inches" brand: "oyviny" price: "€ 43.07" currency: EUR in_stock: true reviews_count: 13 category: "Oyviny" url: https://www.desertcart.sk/products/503930120-7-way-to-4-way-trailer-plug-adapter-rv-blade store_origin: SK region: Slovakia --- # Rubber dust cover guards against water & dust 7-pin to 4-pin seamless power transfer Nylon wire loom for ultimate wire protection 7 Way to 4 Way Trailer Plug Adapter, RV Blade 7 Pin Round to 4 Pin Flat Trailer Light Adapter 11.6 Inches **Brand:** oyviny **Price:** € 43.07 **Availability:** ✅ In Stock ## Summary > 🔗 Connect with confidence—never miss a mile or a moment! ## Quick Answers - **What is this?** 7 Way to 4 Way Trailer Plug Adapter, RV Blade 7 Pin Round to 4 Pin Flat Trailer Light Adapter 11.6 Inches by oyviny - **How much does it cost?** € 43.07 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sk](https://www.desertcart.sk/products/503930120-7-way-to-4-way-trailer-plug-adapter-rv-blade) ## Best For - oyviny enthusiasts ## Why This Product - Trusted oyviny brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Trusted by Pros:** OEM-quality design with a 4.7-star rating from 650+ users—join the savvy drivers who never get left in the dark. - • **Flexible Installation:** 11.6-inch length with 6.5-inch wire lead offers versatile mounting options for any towing rig. - • **Plug & Play Simplicity:** Effortlessly connect your 7-way RV blade to a 4-way flat trailer plug in seconds—no tools, no hassle. - • **Universal Compatibility:** Works flawlessly with most trucks, trailers, RVs, and caravans—your all-in-one towing adapter solution. - • **Built to Brave the Elements:** Durable molded connectors with weather-resistant stainless steel and protective dust covers keep your setup reliable rain or shine. ## Overview The Oyviny 7 Way to 4 Way Trailer Plug Adapter converts your vehicle’s 7-pin RV blade connector to a 4-pin flat trailer plug, enabling seamless power and lighting connections. Featuring a durable stainless steel build, weather-resistant molded plugs, and a protective nylon wire loom with a rubber dust cover, this 11.6-inch adapter ensures long-lasting, reliable performance across trucks, trailers, and RVs. Highly rated for ease of use and universal compatibility, it’s the essential accessory for professional-grade towing setups. ## Description Buy Oyviny 7 Way to 4 Way Trailer Plug Adapter, RV Blade 7 Pin Round to 4 Pin Flat Trailer Light Adapter 11.6 Inches: Connectors - desertcart.com ✓ FREE DELIVERY possible on eligible purchases Review: OEM quality - Most expensive trucks come with something similar when new but never get passed along with the used truck . This fits perfectly and works great Review: Good quality would buy again - Works great ## Features - 7 Pin to 4 Pin Trailer Adapter: This 7 to 4 trailer connector converts your vehicle’s 7 way rv blade connector to a 4 way flat connector on your trailer, great for running power from your vehicle - Easy to Use: 7 Way to 4 Way trailer connector adapter is super easy to install, simply plug the rv blade 7 pin connector into the existing 7 pin socket on your truck, and plug the 4 pin connector to your trailer, easy plug and play installation - Well Protected: 7 pin to 4 pin trailer adapter extension is protected by a black nylon wire loom to keep wires bundled together and protect them from wear, ensure long service life - Durable Constructions: 7 to 4 pin trailer adapter constructed with molded 7 way rv plug, which is sturdy and weather resistant, 4 pin trailer plug comes with a rubber dust cover to protect the terminals from water and dust - Wide Applications: 7 way to 4 way trailer adapter supports customized plug in wiring systems for any towing situation, 6.5 inch wire lead between connectors provide flexible installation, widely used in most vehicles including caravan and RVs ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0BPXR7RTW | | Automotive Fit Type | Universal Fit | | Best Sellers Rank | #5,248 in Automotive ( See Top 100 in Automotive ) #17 in Trailer Connectors | | Brand | Oyviny | | Brand Name | Oyviny | | Compatible with Vehicle Type | Trailer, Trucks | | Customer Reviews | 4.7 out of 5 stars 656 Reviews | | Finish Type | Powder Coated | | Included Components | 1* RV 7 Pin to 4 Pin Flat Trailer Wiring Adapter | | Item Type Name | 7 blade to 4 flat trailer plug adapter | | Item Weight | 0.22 kg | | Manufacturer | Oyviny | | Manufacturer Part Number | SPQ-7P-4P | | Manufacturer Warranty Description | 1 Year | | Material | Stainless Steel | | Material Type | Stainless Steel | | Model Number | SPQ-7P-4P | | Unit Count | 1 Count | | Vehicle Service Type | Trailer, Trucks | ## Product Details - **Brand:** Oyviny - **Finish Type:** Powder Coated - **Item Weight:** 0.22 kg - **Material:** Stainless Steel - **Vehicle Service Type:** Trailer, Trucks ## Images ![7 Way to 4 Way Trailer Plug Adapter, RV Blade 7 Pin Round to 4 Pin Flat Trailer Light Adapter 11.6 Inches - Image 1](https://m.media-amazon.com/images/I/61hJvKAUlaL.jpg) ![7 Way to 4 Way Trailer Plug Adapter, RV Blade 7 Pin Round to 4 Pin Flat Trailer Light Adapter 11.6 Inches - Image 2](https://m.media-amazon.com/images/I/614A1Au0ErL.jpg) ![7 Way to 4 Way Trailer Plug Adapter, RV Blade 7 Pin Round to 4 Pin Flat Trailer Light Adapter 11.6 Inches - Image 3](https://m.media-amazon.com/images/I/710uPtW7ZXL.jpg) ![7 Way to 4 Way Trailer Plug Adapter, RV Blade 7 Pin Round to 4 Pin Flat Trailer Light Adapter 11.6 Inches - Image 4](https://m.media-amazon.com/images/I/818oqmpCEiL.jpg) ![7 Way to 4 Way Trailer Plug Adapter, RV Blade 7 Pin Round to 4 Pin Flat Trailer Light Adapter 11.6 Inches - Image 5](https://m.media-amazon.com/images/I/71QcpnNNOTL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ OEM quality *by H***. on June 14, 2026* Most expensive trucks come with something similar when new but never get passed along with the used truck . This fits perfectly and works great ### ⭐⭐⭐⭐⭐ Good quality would buy again *by M***L on June 14, 2026* Works great ### ⭐⭐⭐⭐⭐ Works *by P***L on July 5, 2026* 1998 Dodge Ram Magnum 1500. Works great, fits perfect. The fact that you have the flex extension is perfect because there isn't much room between the hitch and plug. ## Frequently Bought Together - Oyviny 7 Way to 4 Way Trailer Plug Adapter, RV Blade 7 Pin Round to 4 Pin Flat Trailer Light Adapter 11.6 Inches - Oyviny 7 to 4 & 5 Pin Trailer Adapter, 2-in-1 Design --- ## 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.sk/products/503930120-7-way-to-4-way-trailer-plug-adapter-rv-blade](https://www.desertcart.sk/products/503930120-7-way-to-4-way-trailer-plug-adapter-rv-blade) --- *Product available on Desertcart Slovakia* *Store origin: SK* *Last updated: 2026-08-05*