--- product_id: 27768438 title: "HID Relay Harness 9007 (HB5 9004) 12V 35W/55W Bi-Xenon Hi/Lo H/L Wiring Controller" brand: "o-nex" price: "€ 30.62" currency: EUR in_stock: true reviews_count: 13 category: "O Nex" url: https://www.desertcart.hr/products/27768438-hid-relay-harness-9007-hb5-9004-12v-35w-55w-bi store_origin: HR region: Croatia --- # 12V heavy-duty power 35W/55W dual wattage support Hi/Lo Bi-Xenon dual beam control HID Relay Harness 9007 (HB5 9004) 12V 35W/55W Bi-Xenon Hi/Lo H/L Wiring Controller **Brand:** o-nex **Price:** € 30.62 **Availability:** ✅ In Stock ## Summary > ⚡ Light up your drive with precision and power! ## Quick Answers - **What is this?** HID Relay Harness 9007 (HB5 9004) 12V 35W/55W Bi-Xenon Hi/Lo H/L Wiring Controller by o-nex - **How much does it cost?** € 30.62 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/27768438-hid-relay-harness-9007-hb5-9004-12v-35w-55w-bi) ## Best For - o-nex enthusiasts ## Why This Product - Trusted o-nex brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **All-in-One Harness:** Single harness powers both left and right headlights for streamlined wiring. - • **Durable & Reliable:** Heavy-duty wiring with premium insulation for long-lasting performance. - • **Plug & Play Precision:** Vehicle-specific fit ensures seamless installation without guesswork. - • **Optimized Beam Control:** Bi-Xenon Hi/Lo relay controller delivers crisp, adaptive lighting on demand. - • **Dual Wattage Compatibility:** Supports both 35W and 55W HID kits for versatile upgrades. ## Overview The O-NEX HID Relay Harness 9007 (HB5 9004) is a robust 12V wiring controller designed for 35W and 55W Bi-Xenon HID kits. It features a heavy-duty build with premium insulation, supports dual beam Hi/Lo functionality, and fits both left and right headlights with a vehicle-specific design. Backed by a 1-year warranty and trusted by over 500 users, it ensures reliable, high-performance lighting upgrades for your ride. ## Description Buy O-NEX HID Relay Harness 9007 (HB5 9004) 12V 35W/55W Bi-Xenon Hi/Lo H/L Wiring Controller: Wiring Harnesses - desertcart.com ✓ FREE DELIVERY possible on eligible purchases Review: Great deal - I have a car with a HID kit that originally came with a harness just like this. The controller failed on my kit so I bought this one, basically for the controller. The quality of wires was good, good insulation, and unbeatable value for the money. This is a good deal if you need a harness. Controller worked perfectly, also. Review: Does the job - Works great. Got my hid lights up and running again. ## Features - 9007 9004 HB5 Bi-Xenon (Hi/Lo) Battery Wiring Harness - Bi-Xenon HID Relay Harness, works with both 35w and 55W HID Kit, heavy duty design. - Dual Beam High and Low (Hi/Lo H/L) functionality for most after-market hid. - 1 Harness will connect to both left and right side - For 35W/55W Hi Lo Bi-Xenon type HID installation only. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B01CTID782 | | Auto Part Position | Left, Right | | Automotive Fit Type | Vehicle Specific Fit | | Best Sellers Rank | #77,053 in Automotive ( See Top 100 in Automotive ) #253 in Automotive Replacement Electrical Wiring Harnesses | | Brand | O-NEX | | Brand Name | O-NEX | | Color Temperature | 6000 Kelvin | | Customer Reviews | 4.2 out of 5 stars 508 Reviews | | Fit Type | Vehicle Specific Fit | | Included Components | Relay harness | | Light Color | Red | | Light Source | Xenon | | Light Source Type | Xenon | | Manufacturer | O-NEX | | Manufacturer Part Number | HID-RL07 | | Manufacturer Warranty Description | 1 Year Warranty from the date of purchase | | Model Number | 9007 | | Number of Items | 1 | | Number of Pieces | 1 | | Operating Life | 5000 hours | | Part Interchange Info | 9007 | | UPC | 732341334284 | | Voltage | 12 volts | | Wattage | 35 watts | ## Product Details - **Brand:** O-NEX - **Fit Type:** Vehicle Specific Fit - **Included Components:** Relay harness - **Light Source Type:** Xenon - **Wattage:** 35 watts ## Images ![HID Relay Harness 9007 (HB5 9004) 12V 35W/55W Bi-Xenon Hi/Lo H/L Wiring Controller - Image 1](https://m.media-amazon.com/images/I/71bJVsNleFL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Great deal *by R***P on June 23, 2026* I have a car with a HID kit that originally came with a harness just like this. The controller failed on my kit so I bought this one, basically for the controller. The quality of wires was good, good insulation, and unbeatable value for the money. This is a good deal if you need a harness. Controller worked perfectly, also. ### ⭐⭐⭐⭐⭐ Does the job *by B***K on March 25, 2026* Works great. Got my hid lights up and running again. ### ⭐⭐⭐⭐ Buen producto *by E***R on February 1, 2024* Instalación sencilla: El arnés de relé O-NEX es muy fácil de instalar. Simplemente conecta los cables a los conectores OEM de tu vehículo y listo. Fiabilidad: El arnés de relé está fabricado con materiales de alta calidad y está diseñado para durar. Compatibilidad: El arnés de relé es compatible con la mayoría de bombillas HID de 35W y 55W. Conclusión: Buena opción: El arnés de relé O-NEX es una buena opción para los conductores que buscan una instalación sencilla y fiable para sus bombillas HID. Detalles adicionales: El arnés de relé O-NEX está diseñado para controlar las funciones de haz alto y bajo de las bombillas HID. Se conecta a los conectores OEM de tu vehículo, lo que significa que no es necesario cortar ni empalmar ningún cable. El arnés de relé está fabricado con materiales de alta calidad, como conectores de cobre y un cable de 100% resistente al agua. Es compatible con la mayoría de bombillas HID de 35W y 55W, incluidas las bombillas de repuesto O-NEX. --- ## 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.hr/products/27768438-hid-relay-harness-9007-hb5-9004-12v-35w-55w-bi](https://www.desertcart.hr/products/27768438-hid-relay-harness-9007-hb5-9004-12v-35w-55w-bi) --- *Product available on Desertcart Croatia* *Store origin: HR* *Last updated: 2026-09-12*