--- product_id: 490915566 title: "5 Way Flat Trailer Wiring Harness Plug,22 inch 18AWG Extension Cable Connector Socket,5 Pin Male Connector Trailer Wiring for Car Trailer RV Truck Boat O-075" brand: "seamaka" price: "S$16" currency: SGD in_stock: true category: "Seamaka" url: https://www.desertcart.sg/products/490915566-5-way-flat-trailer-wiring-harness-plug-22-inch-18awg store_origin: SG region: Singapore --- # 22-inch length for versatile reach 18AWG thick wire for reliable power Corrosion-resistant brass terminals 5 Way Flat Trailer Wiring Harness Plug,22 inch 18AWG Extension Cable Connector Socket,5 Pin Male Connector Trailer Wiring for Car Trailer RV Truck Boat O-075 **Brand:** seamaka **Price:** S$16 **Availability:** ✅ In Stock ## Summary > 🔗 Connect with confidence—power your journey flawlessly! ## Quick Answers - **What is this?** 5 Way Flat Trailer Wiring Harness Plug,22 inch 18AWG Extension Cable Connector Socket,5 Pin Male Connector Trailer Wiring for Car Trailer RV Truck Boat O-075 by seamaka - **How much does it cost?** S$16 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/490915566-5-way-flat-trailer-wiring-harness-plug-22-inch-18awg) ## Best For - seamaka enthusiasts ## Why This Product - Trusted seamaka brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Robust 18AWG Wiring:** Thick gauge ensures stable, high-quality electrical flow for all lighting needs - • **Universal 5-Way Flat Plug:** Seamlessly powers tail, brake, turn, and backup lights with a secure fit - • **Multi-Trailer Compatibility:** Ideal for RVs, boats, horse trailers, ATVs, and more—never miss a connection - • **Precision 22-inch Extension:** Perfect length to bridge your trailer and vehicle without clutter - • **Durable Corrosion-Resistant Brass:** Built to withstand harsh weather and salty marine environments ## Overview The Seamaka 5 Way Flat Trailer Wiring Harness is a 22-inch, 18AWG extension cable featuring corrosion-resistant brass terminals and a 5-pin flat plug. Designed for reliable power delivery to trailer lights and grounding, it supports a wide range of trailers including RVs, boats, and ATVs, ensuring durable, weather-resistant connectivity for safe towing. ## Description Buy Seamaka 5 Way Flat Trailer Wiring Harness Plug,22 inch 18AWG Extension Cable Connector Socket,5 Pin Male Connector Trailer Wiring for Car Trailer RV Truck Boat O-075: Wiring - desertcart.com ✓ FREE DELIVERY possible on eligible purchases ## Features - Product Size: This is a 22-inch 5-way trailer harness，The gauge for each wire harness is 18AWG - Material: Made of corrosion-resistant brass and tinned terminals, it has good conductivity and can resist corrosion for a long time - Design: This trailer cable is equipped with 5-way flat plug connector, which is used for the power supply of tail lights, turn signals, backup lights and brake lights, as well as grounding connection - Usage: It is widely used for multi-purpose cargo trailer hitch devices such as marine trailers, horse trailers, motorcycle trailers, ATV trailers, etc - Package: 1 trailer lamp harness extension ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0BDDQNYN9 | | Best Sellers Rank | #334,992 in Automotive ( See Top 100 in Automotive ) #616 in Towing Hitch Wiring | | Brand Name | Seamaka | | Cable Type | Flat Ribbon | | Connector Type | 5-way Flat Plug | | Customer Reviews | 4.6 4.6 out of 5 stars (99) | | Item Weight | 0.09 kg | | Manufacturer | Seamaka | | Material Type | Brass | | Number of Items | 1 | | Number of Packs | 1 | | Part Number | O-075 | | Unit Count | 1 Count | | Wire Diameter | 1.02 millimeters | ## Product Details - **Brand:** Seamaka - **Connector Type:** 5-way Flat Plug - **Item Weight:** 0.09 kg - **Material:** Brass - **Wire Diameter:** 1.02 millimeters ## Images ![5 Way Flat Trailer Wiring Harness Plug,22 inch 18AWG Extension Cable Connector Socket,5 Pin Male Connector Trailer Wiring for Car Trailer RV Truck Boat O-075 - Image 1](https://m.media-amazon.com/images/I/41pijFE3qVL.jpg) ![5 Way Flat Trailer Wiring Harness Plug,22 inch 18AWG Extension Cable Connector Socket,5 Pin Male Connector Trailer Wiring for Car Trailer RV Truck Boat O-075 - Image 2](https://m.media-amazon.com/images/I/41yG8AtSoeL.jpg) ![5 Way Flat Trailer Wiring Harness Plug,22 inch 18AWG Extension Cable Connector Socket,5 Pin Male Connector Trailer Wiring for Car Trailer RV Truck Boat O-075 - Image 3](https://m.media-amazon.com/images/I/41+LmPx3LTL.jpg) ![5 Way Flat Trailer Wiring Harness Plug,22 inch 18AWG Extension Cable Connector Socket,5 Pin Male Connector Trailer Wiring for Car Trailer RV Truck Boat O-075 - Image 4](https://m.media-amazon.com/images/I/51pQEQNT4KL.jpg) ![5 Way Flat Trailer Wiring Harness Plug,22 inch 18AWG Extension Cable Connector Socket,5 Pin Male Connector Trailer Wiring for Car Trailer RV Truck Boat O-075 - Image 5](https://m.media-amazon.com/images/I/41SJ7Uzzk+L.jpg) ## Available Options This product comes in different **Size** options. ## Frequently Bought Together - Seamaka 5 Way Flat Trailer Wiring Harness Plug,22 inch 18AWG Extension Cable Connector Socket,5 Pin Male Connector Trailer Wiring for Car Trailer RV Truck Boat O-075 - Oyviny 7 to 4 & 5 Pin Trailer Adapter, 2-in-1 Design - ONLINE LED STORE True Mods 7-Way Blade to 5-Way Flat Trailer Adapter [Nickel-Plated Copper Terminals] [Rugged Nylon Housing] [Compact Design] 7-pin to 5-pin Trailer Wiring Plug Adapter --- ## 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.sg/products/490915566-5-way-flat-trailer-wiring-harness-plug-22-inch-18awg](https://www.desertcart.sg/products/490915566-5-way-flat-trailer-wiring-harness-plug-22-inch-18awg) --- *Product available on Desertcart Singapore* *Store origin: SG* *Last updated: 2026-10-28*