---
product_id: 414823448
title: "O-NEX HID Relay Harness 9007 (HB5 9004) 12V 35W/55W Bi-Xenon Hi/Lo H/L Wiring Controller"
brand: "o-nex"
price: "€ 40.91"
currency: EUR
in_stock: true
reviews_count: 5
category: "O Nex"
url: https://www.desertcart.hr/products/414823448-o-nex-hid-relay-harness-9007-hb5-9004-12v-35w
store_origin: HR
region: Croatia
---

# 12V power input Dual beam Hi/Lo control 100% waterproof & weatherproof O-NEX HID Relay Harness 9007 (HB5 9004) 12V 35W/55W Bi-Xenon Hi/Lo H/L Wiring Controller

**Brand:** o-nex
**Price:** € 40.91
**Availability:** ✅ In Stock

## Summary

> 💡 Illuminate your drive with precision and power — never settle for dim.

## Quick Answers

- **What is this?** O-NEX 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?** € 40.91 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/414823448-o-nex-hid-relay-harness-9007-hb5-9004-12v-35w)

## 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

- • **Built to Endure:** Heavy-duty, weatherproof design ensures peak performance rain or shine.
- • **Dual Beam Mastery:** Effortlessly switch between high and low beams with advanced relay control.
- • **Plug & Play Precision:** Seamless OEM connection—no cutting or splicing needed for a flawless install.
- • **Long-lasting Brilliance:** Rated for 5000 hours of reliable, crisp 6000K white light output.
- • **Universal Fit for 9007/9004:** One harness powers both left and right sides for 35W/55W Bi-Xenon HID kits.

## Overview

The O-NEX HID Relay Harness 9007 (HB5 9004) is a rugged, waterproof wiring controller designed for 12V 35W/55W Bi-Xenon HID kits. It supports dual beam Hi/Lo functionality with plug-and-play OEM compatibility, powering both left and right headlights. Engineered for durability and ease of installation, it delivers 6000K crisp white light with a 5000-hour lifespan, making it the perfect upgrade for professional-grade automotive lighting.

## Description

HID Bi-Xenon Relay HarnessThis item is for one Set HID Bi-Xenon Relay harness. A bi-xenon relay is designed only to be used with bi-xenon (dual beam) hid bulbs. This Relay Harness has two connector that connects to both side of your headlight. The purpose is to control the switching of your high and low beam functions. The harness connects to one side of your vehicle's factory OEM socket and does not require any cutting or splicing, using the OEM connections will allow you to turn on and off your headlights as well as high/low switching using your factory light switch. Features & Specs: - Heavy Duty Relay Harness. - Low & High Beam Functionality. - 100% water proof, weather proof! - Easy to install, just plug and play. - Advanced Relay Control Box. - High Quality Guaranteed - Input Voltage: DC 12V - For 35W/55W Hi/Lo Bi-Xenon type HID installation only. Installation Instruction1. Connect red wire straight to the battery positive pole. 2. Plug in long and short male connectors into the right and left side ballast. 3. Connect the small rectangle wire to the HID light bulb. 4. Plug in the last single female connector to one of your cars/trucks stock headlight connector. ** Note that the red wire is connected to positive pole of battery and two black wires to negative pole & ground individually.

Review: Perfect, exact, replacement
Review: buen precio y calidad - parece de buena calidad y el precio es barato

## 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 |
| Best Sellers Rank | #230,452 in Automotive ( See Top 100 in Automotive ) #653 in Car Electrical Wiring Harnesses |
| Brand | O-NEX |
| Brand Name | O-NEX |
| Color Temperature | 6000 Kelvin |
| Colour temperature | 6000 Kelvin |
| Customer Reviews | 4.1 out of 5 stars 469 Reviews |
| Fit Type | Vehicle Specific Fit |
| Fit type | Vehicle Specific Fit |
| Included Components | Bi-Xenon HID Bulbs, Relay Harness, Control Box |
| Included components | Bi-Xenon HID Bulbs, Relay Harness, Control Box |
| Light Color | Light White |
| Light Source | HID |
| Light source type | HID |
| Manufacturer | O-NEX |
| Manufacturer Part Number | HID-RL07 |
| Manufacturer Warranty Description | 1 Year Warranty from the date of purchase |
| Number of Pieces | 1 |
| Operating Life | 5000 Hours |
| UPC | 732341334284 |
| Voltage | 12 Volts |
| Wattage | 35 watts |

## Product Details

- **Brand:** O-NEX
- **Fit type:** Vehicle Specific Fit
- **Included components:** Bi-Xenon HID Bulbs, Relay Harness, Control Box
- **Light source type:** HID
- **Wattage:** 35 watts

## Images

![O-NEX 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)

## Available Options

This product comes in different **Size** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Perfect, exact, replacement
*by S***L on 23 May 2024*



### ⭐⭐⭐⭐⭐ buen precio y calidad
*by C***I on 28 July 2025*

parece de buena calidad y el precio es barato

### ⭐⭐⭐⭐⭐ Cheap and awesome
*by V***A on 25 April 2020*



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**Shop now:** [https://www.desertcart.hr/products/414823448-o-nex-hid-relay-harness-9007-hb5-9004-12v-35w](https://www.desertcart.hr/products/414823448-o-nex-hid-relay-harness-9007-hb5-9004-12v-35w)

---

*Product available on Desertcart Croatia*
*Store origin: HR*
*Last updated: 2026-06-22*