---
product_id: 389469009
title: "Double Color/High Low Beam Wiring Harness Kit 12V 300W 40A LED Lights Wiring Harness Switch Relay 14AWG Core Cable Harness for Car Fog Lights Work Driving Lights Bar"
brand: "szdystar"
price: "€ 1.82"
currency: EUR
in_stock: false
url: https://www.desertcart.nl/products/389469009-double-color-high-low-beam-wiring-harness-kit-12v-300w
store_origin: NL
region: Netherlands
---

# 40A high-current relay Waterproof & durable silicon-infused cable 14AWG heavy-duty copper wiring Double Color/High Low Beam Wiring Harness Kit 12V 300W 40A LED Lights Wiring Harness Switch Relay 14AWG Core Cable Harness for Car Fog Lights Work Driving Lights Bar

**Brand:** szdystar
**Price:** € 1.82
**Availability:** ❌ Out of Stock

## Summary

> 🔧 Upgrade your ride’s lighting game with pro-grade power and safety!

## Quick Answers

- **What is this?** Double Color/High Low Beam Wiring Harness Kit 12V 300W 40A LED Lights Wiring Harness Switch Relay 14AWG Core Cable Harness for Car Fog Lights Work Driving Lights Bar by szdystar
- **How much does it cost?** € 1.82 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.nl](https://www.desertcart.nl/products/389469009-double-color-high-low-beam-wiring-harness-kit-12v-300w)

## Best For

- szdystar enthusiasts

## Why This Product

- Trusted szdystar brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Safety First:** Equipped with 40A relay and blade fuse for reliable, high-current protection.
- • **Built to Last:** Premium copper and silicon-infused wires ensure waterproof durability in any weather.
- • **Plug & Play Power:** Direct battery connection protects your car’s original wiring—DIY made effortless.
- • **Peace of Mind Warranty:** 1-year warranty plus lifetime support means zero worries on your upgrade.
- • **Universal Compatibility:** Supports 10W-300W LED, HID, halogen, fog, and offroad lights with ease.

## Overview

This 12V Double Color/High Low Beam Wiring Harness Kit features a 40A relay and 14AWG copper wiring designed for easy installation and maximum durability. Waterproof and heat-resistant, it supports LED, HID, and halogen lights up to 300W, ensuring safe, reliable power delivery directly from your battery. Complete with switch, fuse, and lifetime support, it’s the ultimate upgrade for professional-grade vehicle lighting.

## Description

Name: Double Color/High Low Beam Wiring Harness KitSwitch Material: Plastic,Keyboard switch (with back glue) can be installed in any part, which is more convenient to operate.Switch Relay: DC 12V Amp : 40A power relay fuse :40A blade fuseNumber of Lights: One LightRecommend Max Wattage: Maximum support for 300W and single lamp working below 300W.Input power:12V (if the battery of your car is 24V, just replace the relay with 24V) default 12VLength: around 11.48ft /3.5MMaterial: high quality PVC, copper and metalHighest Working temperature: -40 ~ 85 degree Celsius Package included:1X Set Relay Wiring Harness With On/Off Switch1X Safety blade fuse1X Instruction ManualNote:1:Manual measuring, please allow 1 ~ 3mm error,thank you.2: Due to the difference between different monitors, the picture may not reflect the actual color of the item. We guarantee the style is the same as shown in the picture.

## Features

- Name: Double Color/High Low Beam Wiring Harness Kit ,Easy to install, easy DIY.The product can be directly connected to the battery to ensure that the power supply line of the original car is not damaged.Durable: Made of high quality Copper, silicon infused wire, durable and Waterproof.
- The products are equipped with relays and high current fuses, which are more safe and reliable.. It can be suitable for the light 10W~300W led work light bar.
- Switch, relays and fuse included, The switching relay is rated to 40A, routine use recommend 12A will have a longer lifespan.If you use 24V power supply, please replace the 24V relay.
- Professionally assembled wiring loom kit suitable for 12V HID ,12Vhalogen, 12V LED driving lights,offroad lights bar, offroad spot lights, fog lights, work lights, replacement fog lamps add-on fog lights hid lights etc.
- Best after-sales service: we offer 1 years warranty and lifetime customer support. With absolutely nothing to worry about, If there is any problem with our product, please contact us and leave us a message; we will deal with it within 24 hours.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Szdystar-Maker |
| Brand | Szdystar |
| Package Dimensions | 23.09 x 13.41 x 8.71 cm; 671 g |
| Item model number | 1Leads |
| Manufacturer Part Number | GM-FS-22 |
| Voltage | 12 Volts |
| Item Weight | 671 g |

## Product Details

- **Brand:** Szdystar
- **Material:** Copper
- **Item weight:** 0.67 Kilograms
- **Connector type:** Terminal Block, Spade Connector
- **Wire diameter:** 1.63 Millimeters

## Images

![Double Color/High Low Beam Wiring Harness Kit 12V 300W 40A LED Lights Wiring Harness Switch Relay 14AWG Core Cable Harness for Car Fog Lights Work Driving Lights Bar - Image 1](https://m.media-amazon.com/images/I/711enl7O-GL.jpg)
![Double Color/High Low Beam Wiring Harness Kit 12V 300W 40A LED Lights Wiring Harness Switch Relay 14AWG Core Cable Harness for Car Fog Lights Work Driving Lights Bar - Image 2](https://m.media-amazon.com/images/I/51M6h4SyytL.jpg)
![Double Color/High Low Beam Wiring Harness Kit 12V 300W 40A LED Lights Wiring Harness Switch Relay 14AWG Core Cable Harness for Car Fog Lights Work Driving Lights Bar - Image 3](https://m.media-amazon.com/images/I/61ONukHNeUL.jpg)
![Double Color/High Low Beam Wiring Harness Kit 12V 300W 40A LED Lights Wiring Harness Switch Relay 14AWG Core Cable Harness for Car Fog Lights Work Driving Lights Bar - Image 4](https://m.media-amazon.com/images/I/61YO1gTv+rL.jpg)
![Double Color/High Low Beam Wiring Harness Kit 12V 300W 40A LED Lights Wiring Harness Switch Relay 14AWG Core Cable Harness for Car Fog Lights Work Driving Lights Bar - Image 5](https://m.media-amazon.com/images/I/61cim-2BY6L.jpg)

## Available Options

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

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*Product available on Desertcart Netherlands*
*Store origin: NL*
*Last updated: 2026-02-17*