3-Way Y Splitter Trailer Light Wiring Harness- Waterproof Connector Cable for Trailer, RV, Truck, LED Tail Light System
Product Description
Technical Specifications
| Parameter | Description |
| Product Name | 3-Way Y Splitter Trailer Light Wiring Harness |
| Type | Y Splitter Harness, 3 Output Branches |
| Connector Type | Waterproof 2-Pin / 3-Pin / 4-Pin (Customizable) |
| Wire Gauge | 16 AWG / 18 AWG / 20 AWG (Optional) |
| Voltage Rating | DC 12V / 24V |
| Waterproof Rating | IP65 / IP67 (depending on connector type) |
| Jacket Material | PVC / Rubber / TPE |
| Conductor Material | Copper / Tinned Copper |
| Branch Length | Main line: 1m / Split: 0.5m or Custom |
| Color Coding | Black / Red / Yellow / Custom |
| Operating Temperature | -20°C to +80°C |
| Application | Trailer, RV, Truck, Agricultural Vehicle, LED Tail Lamp, Signal Light etc. |
Product Introduction
This 3-Way Y Splitter Trailer Light Wiring Harness is engineered to simplify trailer lighting connections by distributing power from a single source to three outputs using durable, weatherproof connectors.
Perfect for LED tail lights, brake lights, signal lamps, and auxiliary lighting systems, the harness is ideal for use in trailers, RVs, trucks, agricultural equipment, and off-road vehicles. With pre-installed waterproof connectors and tinned copper wiring, it ensures stable electrical conductivity and moisture resistance in outdoor environments.
Key Features
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Y-Splitter Design – Connect 3 trailer lights simultaneously
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IP65/IP67 Waterproof Connectors – Ideal for wet, muddy, or dusty conditions
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High Flexibility PVC Jacket – Easy routing and installation
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Tinned Copper Wire – Excellent conductivity and corrosion resistance
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Plug-and-Play Installation – No special tools required
Compatible Applications
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Trailer Brake & Tail Light Wiring
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RV Side Marker & Clearance Lamps
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Agricultural Equipment Lighting
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Pickup Truck Auxiliary Lamps
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Off-Road / Utility Vehicle LED Light Systems
Safety & Usage Guidelines
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Ensure connectors are securely fastened before power-on
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Avoid overloading; match wire gauge with light current
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Do not install near exhaust or heat-generating parts
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Check for wear periodically in high-friction areas
OEM / ODM Customization Options
| Option | Description |
| Connector Type | 2-Pin / 3-Pin / 4-Pin / 5-Pin / Custom |
| Waterproof Rating | IP65 / IP67 / IP68 |
| Wire Gauge | 16 AWG / 18 AWG / 20 AWG |
| Conductor | Bare Copper / Tinned Copper |
| Jacket Material | PVC / TPE / Rubber |
| Length & Split Distance | Fully customizable per project needs |
| Color | Black / Red / Custom |
| Branding Support | Logo on jacket / Label / Barcode / Color box |
FAQ
Frequently Asked Questions (FAQ)
Q1. Are you factory or trade company?
A: We are factory of more than 16 years export experience.
Q2. What is your terms of payment?
A: T/T 30% as deposit, and 70% before delivery.
Q3. What is your terms of delivery?
A: EXW, FOB, CFR, CIF, DDU.
Q4. Samples ?
A: 2-5 pieces free samples are available, freight on you. Delivery time usually is 2-3 days. Customized samples will take 5-10 days.
Q5. What is delivery time if we place an order?
A: It depends order quantities. Usually, we can deliver goods within 10-15 working days, for more QTY order, let's confirm when you place official order.
Q6. Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery.
Q7. How to ship out the cargo?
A: At your request, by sea, by express, all are available.
