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4WDKING LED Light Bar Wiring Harness Kit - 1 Lead 12AWG Heavy Duty 12V 5Pin Rocker On Off Waterproof Switch Power Relay Blade Fuse for Off Road
JOD 21
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High-quality lights ask for a premium wiring harness.
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What Stands Out
Product Details
- 12AWG Ultra Heavy Duty: This 12AWG light bar wiring harness kit handles up to 450W of auxiliary lighting. Ideal for off-road light bars, fog lights, or work lights on trucks and 4WDs – stable current, no dimming
- Plug & Play – No Cutting or Splicing: Connect this trailer wiring harness directly to the battery – pre‑assembled relay and fuse are included. Perfect for setting up a car harness on a trailer, boat, ATV, UTV, offroad, or camper
- IP66 Waterproof Rocker Switch: The sealed wiring harness kit features an IP66 rocker switch – resists rain, mud, and pressure washing. Perfect for fog light on boats, farm equipment, or wet environments. Blue LED backlight aids night use
- 40A Relay & Blade Fuse Protection: This wiring harness integrates a 40A 5‑pin relay and a blade fuse. Unlike basic led light bar switch setups, it cuts power instantly during a short circuit or overload
- 10ft PVC‑Jacketed Cable: The 10‑foot cable is encased in thermoplastic PVC pipe – resists crushing, dragging, and engine heat. Use as a trailer light harness replacement or a full wire harness upgrade for trucks, SUVs, and commercial vehicles. Single output for one light
| Brand Name | 4WDKING |
| Manufacturer | 4WDKING |
| Part Number | 12AWG |
| Model | L1 |
| Unit Count | 1.0 Count |
| Included Components | Wiring Harness Kit |
| Wire Diameter | 0.08 Inches (0.2 cm) |
| Connector Type | 5-pin |
| Material Type | Copper, Polyvinyl Chloride (PVC) |
| Cable Type | proprietary |
| Brand | 4WDKING |
| Material | Copper, Polyvinyl Chloride (PVC) |
| Number of Items | 1 |
| Item Weight | 1.2 lbs (540 grams) |
Who Should Buy?
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Off-Road Enthusiasts
Ideal for users who frequently engage in off-road driving and need reliable lighting solutions.
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DIY Mechanics
Great for mechanics looking to install LED lights for improved visibility during repairs or modifications.
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Camping Aficionados
Perfect for campers who require dependable lighting systems for night-time activities within remote areas.
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Casual Drivers
Not necessary for everyday users who do not often drive in low-light or off-road conditions.
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Short-Term Use
Unsuitable for those who need a temporary lighting solution for occasional activities, as durability is a key feature.
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Beginner Installers
May be complex for novice users who lack experience with vehicle electrical systems or wiring setups.
Product Description
Customer Questions & Answers
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Question:
What is included in the 4WDKING LED Light Bar Wiring Harness Kit?
Answer: The 4WDKING LED Light Bar Wiring Harness Kit includes a 2 lead 12AWG heavy-duty wiring harness, a 5-pin rocker on/off switch, a waterproof design, a power relay, and a blade fuse. This comprehensive kit is specifically designed for connecting off-road lights securely. The heavy-duty wiring ensures it can withstand rough terrains and extreme weather conditions, making it suitable for off-road adventures like camping, trail driving, or nighttime work. Additionally, the waterproof switch guarantees reliable performance, preventing dust and moisture from causing any operational failures. -
Question:
How do I install the 4WDKING Wiring Harness Kit?
Answer: Installing the 4WDKING Wiring Harness Kit is straightforward. Start by disconnecting the vehicle battery to ensure safety. Next, connect the harness to your LED light bar, ensuring the positive and negative connections are secure. Mount the switch in a convenient location and connect it to the harness. After securing the relay and fuse in their designated spots, reconnect the battery and test the system. This kit is perfect for DIY enthusiasts looking to enhance their vehicles with additional lighting for adventures or off-road trips. -
Question:
Is the 4WDKING Wiring Harness Kit suitable for all off-road lights?
Answer: Yes, the 4WDKING Wiring Harness Kit is compatible with most off-road LED lights. The 12AWG heavy-duty wiring provides enough power for various lighting setups, whether you're using single or multiple lights. This versatility makes it an excellent choice for vehicles equipped with light bars, spotlights, or floodlights. Be sure to check the specifications of your lights to confirm they fall within the power capacity of this wiring harness, ensuring optimal performance and safety on your off-road excursions. -
Question:
What are the benefits of using a waterproof switch?
Answer: Using a waterproof switch, like the one included in the 4WDKING Wiring Harness Kit, provides crucial benefits for off-road applications. It prevents water, dust, and dirt from entering the switch mechanism, which can cause corrosion and malfunctions. This durability is essential when traversing challenging terrains where exposure to the elements is inevitable. A waterproof switch ensures that you can reliably control your off-road lights in any weather condition, enhancing safety and visibility during night drives or adverse weather situations. -
Question:
Can this wiring harness handle high wattage off-road lights?
Answer: The 4WDKING Wiring Harness Kit is engineered to support high wattage off-road lights, thanks to its robust 12AWG wiring and an efficient power relay system. This makes it suitable for lights that require up to 180W of power, depending on the configuration. Higher wattage lights benefit from the low resistance of the heavy-duty wire, allowing for brighter illumination without overheating. This feature is essential for users who frequently drive at night or in low-light conditions, ensuring they have adequate visibility while navigating rough landscapes. -
Question:
What is the voltage rating for the 4WDKING Wiring Harness?
Answer: The 4WDKING Wiring Harness Kit operates at a 12V voltage rating, which is standard for most automotive applications. This ensures compatibility across a wide range of vehicles, including cars, trucks, and SUVs. The 12V system works seamlessly with typical vehicle electrical systems, facilitating easy integration of off-road lights. Whether you’re outfitting a work truck with additional lighting or customizing your off-roading vehicle, this wiring harness provides a straightforward solution that meets the standards of most off-road lighting setups. -
Question:
What type of fuse is used in the 4WDKING Wiring Harness Kit?
Answer: The 4WDKING Wiring Harness Kit includes a blade fuse, which is known for its reliability and ease of replacement. This fuse protects the electrical circuits by breaking the connection in case of overload or a short circuit, preventing damage to both the wiring and your lights. Using a blade fuse allows for quick identification and replacement, making it ideal for off-road lighting solutions. This added safety feature is vital for off-road enthusiasts who need to ensure their lighting systems can withstand rigorous use without risking vehicle electrical failures. -
Question:
Is the 4WDKING Wiring Harness Kit suitable for professional off-road use?
Answer: Yes, the 4WDKING Wiring Harness Kit is designed for both amateur and professional off-road applications. Its heavy-duty components, including the 12AWG wiring and waterproof switch, make it resilient enough for tough environments. Professionals frequently using such lighting solutions will appreciate the durability and reliability of this harness, especially in demanding conditions. Scenarios include professional racing, rugged terrain exploration, or rescue operations where dependable lighting is crucial for safety and visibility. -
Question:
Where can I buy the 4WDKING LED Light Bar Wiring Harness Kit?
Answer: You can purchase the 4WDKING LED Light Bar Wiring Harness Kit from Ubuy in Jordan. Ubuy offers a wide selection of automotive accessories and provides a convenient shopping experience for customers seeking high-quality products. With their reliable service, you can explore various options to ensure you choose the best wiring harness kit for your needs. Check Ubuy for availability and additional information about the product. -
Question:
Is the installation of this wiring harness complex?
Answer: The installation of the 4WDKING Wiring Harness Kit is relatively simple and can typically be completed with basic tools. Clear instructions are provided, making it accessible for individuals with minimal automotive knowledge. It involves connecting the harness to your lights, mounting the switch, and securing the relay and fuse. This kit simplifies the process for off-road enthusiasts who want to enhance their vehicle lighting without the need for professional installation, making it perfect for weekend warriors planning their next adventure.
4WDKING Wiring Harnesses Editorial Review
The 4WDKING LED Light Bar Wiring Harness Kit has received generally positive feedback from customers who appreciate its strong build, ample length of wiring, and quality components. Many users noted that the harness was well-designed, allowing for easy installation with its pre-crimped terminals and waterproof fuse holder. Reviewers highlighted the included switch, likening it to those found in higher-end wiring harnesses, even though some opted for an aftermarket alternative. Customers were impressed by the durable shielding around the wires, which gave them confidence that it would withstand harsh conditions such as snow and rain. This sturdiness was a recurring theme among reviews, with users citing the harness's heavy-duty design as a significant advantage over competitors. The product was deemed to deliver excellent value for its price, especially due to the comprehensive packaging that included various fuses. While the overall reception was positive, there were minor critiques regarding the quality of the positive and negative terminals, with some users wishing for a more compact switch option for tight installations. In particular, one customer experienced compatibility issues when trying to use the harness with a motorcycle, citing that the wiring's bulkiness and rigidity posed challenges in restricted spaces. Overall, the 4WDKING wiring harness is recommended for its reliability and quality, making it a worthwhile investment for anyone looking to enhance their vehicle's lighting capabilities. **
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Pros
- Ample length of wiring with good quality protective shielding
- Pre-crimped terminals for easy installation
- Waterproof fuse holder and included fuses
- Durable and heavy-duty design
- Good value for the price
- Positive performance cited in various weather conditions
Cons
- Bulkiness of the switch may be challenging for tight spaces
Product Price History
Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
- Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.
JOD 21
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Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.
Features & Benefits
- 12AWG Ultra Heavy Duty design with a 450W load capacity.
- Maximum working current of 40A, compatible with various off-road and auxiliary lights.
- 10 FT long harness wrapped in thermoplastic PVC for durability.
- High-temperature and melting-resistant materials ensure safety.
- IP66 waterproof switch protects against dust and moisture.
- Includes everything needed: wiring harness kit and rocker switch.






