Lamp Switch WG9918580039 Sinotruk Sitrak
| Product Name | Lamp Switch |
| Product Number | WG9918580039 |
| MOQ | 1 |
| Warranty period | 3 Months |
| Package | Carton |
| Application | Sinotruk Sitrak |
| Original | China |
Product Description
Product Introduction
This Lamp Switch WG9918580039 is an OEM control component for heavy-duty trucks (e.g., Sinotruk Howo series). It features a circular black plastic housing with a rotary knob, clearly marked function symbols (including AUTO, parking lights, low beam, high beam, and fog lights), and a multi-pin electrical connector. Engineered to control the vehicle’s lighting system, it is manufactured to strict OEM specifications to ensure reliable performance in high-vibration, dusty, and extreme temperature environments.
Core Function
-
Multi-Function Lighting Control: Serves as the primary control interface for the vehicle’s lighting system, allowing the driver to select from multiple modes:
-
OFF: Disables all exterior lighting.
-
AUTO: Activates automatic lighting, which turns on the headlights and taillights based on ambient light conditions.
-
Parking Lights: Activates the front and rear parking lights.
-
Low Beam: Activates the low-beam headlights.
-
High Beam: Activates the high-beam headlights.
-
Fog Lights: Activates the front and rear fog lights.
-
Automatic Lighting: The AUTO mode uses an ambient light sensor to automatically adjust the lighting, improving convenience and safety by ensuring the lights are always on when needed.
-
Durable Construction: The sealed plastic housing and internal components resist dust, moisture, and temperature extremes, ensuring consistent performance and long service life in harsh operating conditions.
-
Easy Installation: Features a factory-matched multi-pin connector for a seamless, plug-and-play installation, minimizing vehicle downtime during service.
-
Perfect Compatibility: Strictly adheres to OEM design standards, ensuring it matches the original switch’s dimensions, pin configuration, and electrical requirements for full system compatibility.
-
Lamp Switch WG9918580039 Sinotruk Sitrak – OEM Lighting Control for Heavy-Duty Trucks
Looking for a reliable Lamp Switch WG9918580039 Sinotruk Sitrak replacement that meets exact OEM standards? Mettlead supplies this precision-engineered lighting control switch directly from our quality-controlled production lines in China. Designed specifically for Sinotruk Howo and Sitrak series heavy-duty trucks, this rotary lamp switch ensures consistent, trouble-free operation of your vehicle's entire lighting system — from parking lights and low beam to high beam and fog lights. As a result, fleet managers and procurement professionals worldwide trust Mettlead for factory-direct pricing, complete parts availability, and dependable global logistics.
Key Features and Benefits of the Lamp Switch WG9918580039 Sinotruk Sitrak
This Lamp Switch WG9918580039 is far more than a simple toggle. It is a multi-function rotary control unit built to withstand the demanding conditions of commercial trucking. Here is what sets it apart:
- Full Lighting System Control: One switch manages AUTO mode, parking lights, low beam, high beam, and fog lights — clearly marked with intuitive function symbols for quick driver operation.
- OEM-Grade Construction: Manufactured to Sinotruk Sitrak original specifications, ensuring perfect fitment and electrical compatibility with no modifications required.
- Durable Rotary Knob Design: The circular black plastic housing and precision rotary mechanism deliver smooth, positive detent action even after thousands of cycles.
- Multi-Pin Electrical Connector: Secure plug-and-play connection eliminates wiring errors and reduces installation time, which is critical for fleet maintenance schedules.
- Engineered for Extreme Environments: Tested to perform reliably under high vibration, heavy dust exposure, and extreme temperature fluctuations common in long-haul and off-road trucking.
- Extended Service Life: High-quality contact materials and sealed housing protect against corrosion and premature wear, consequently reducing replacement frequency and total cost of ownership.
In other words, choosing the genuine Lamp Switch WG9918580039 Sinotruk Sitrak from Mettlead means fewer breakdowns, lower maintenance costs, and safer nighttime operations for your entire fleet.
Technical Specifications
Below you will find the detailed specifications for this Lamp Switch WG9918580039. These parameters confirm OEM compatibility with Sinotruk Sitrak and Howo heavy-duty truck platforms:
| Parameter | Details |
|---|---|
| OEM Part Number | WG9918580039 |
| Compatible Brands | Sinotruk Sitrak, Sinotruk Howo |
| Switch Type | Rotary Knob (Multi-Position) |
| Functions Controlled | AUTO, Parking Lights, Low Beam, High Beam, Fog Lights |
| Housing Material | High-Impact Black Plastic (UV & Heat Resistant) |
| Connector Type | Multi-Pin Electrical Connector |
| Operating Voltage | 24V DC (Standard Heavy-Duty Truck System) |
| Operating Temperature | -40°C to +85°C |
| Vibration Resistance | Meets OEM Heavy-Duty Standards |
| Dust/Moisture Protection | Sealed Housing Design |
| Installation | Direct Plug-and-Play (No Modification Needed) |
| Quality Standard | OEM Specification Compliant |
| Origin | China (Factory Direct) |
OEM and ODM Capabilities
At Mettlead, we understand that different markets have different requirements. Therefore, in addition to supplying the standard Lamp Switch WG9918580039 Sinotruk Sitrak, we offer flexible customization options tailored to your business needs:
- White-Label Packaging: We provide neutral or custom-branded packaging so you can sell under your own brand identity without any reference to the original manufacturer.
- Custom Packaging Solutions: Whether you need individual retail boxes, bulk industrial packaging, or specific labeling for your target market, our team accommodates your exact requirements.
- Strict Quality Control: Every Lamp Switch WG9918580039 undergoes rigorous inspection — including electrical continuity testing, rotary mechanism durability checks, and connector fitment verification — before shipment.
- Bulk Order Flexibility: From small trial orders to full container loads, we scale production to match your procurement cycle and inventory strategy.
- Factory Visit Welcome: We invite procurement managers to visit our facilities in China to inspect production processes, quality systems, and inventory firsthand.
Moreover, our comprehensive catalog covers parts for SINOTRUK, SITRAK, HOWO, SHACMAN, FAW, WEICHAI, DONGFENG, and FOTON — making Mettlead your single-source partner for all Chinese brand truck components. Browse our full Sitrak Heavy-Duty Parts catalog or explore our complete Electrical System Components category.
Frequently Asked Questions
Is this Lamp Switch WG9918580039 an original OEM part?
Yes. This Lamp Switch WG9918580039 Sinotruk Sitrak is manufactured to exact OEM specifications, ensuring identical performance, fitment, and durability as the factory-installed component. Mettlead sources directly from certified production lines with strict quality control at every stage.
Which truck models does the Lamp Switch WG9918580039 fit?
This switch is designed primarily for Sinotruk Sitrak and Sinotruk Howo series heavy-duty trucks. It is a direct replacement for any vehicle originally equipped with part number WG9918580039. If you are unsure about compatibility with your specific model, our technical team can confirm fitment before you order.
What is the minimum order quantity (MOQ)?
Mettlead offers flexible MOQs to accommodate both small fleet operators and large-scale distributors. We can fulfill orders ranging from sample quantities to bulk container shipments. Contact us directly for pricing tiers based on your volume.
How long does delivery take?
For in-stock items like the Lamp Switch WG9918580039, we typically ship within 1–3 business days. International delivery times depend on your location and chosen shipping method, but most orders arrive within 7–20 business days. Express shipping options are also available for urgent requirements.
Do you offer warranty on this lamp switch?
Absolutely. All Mettlead products, including this Lamp Switch WG9918580039 Sinotruk Sitrak, are covered by our quality guarantee. In the unlikely event of a manufacturing defect, we provide replacement or refund according to our standard warranty policy.
Can I get custom packaging or private labeling?
Yes. We offer white-label and custom packaging services for distributors and resellers who want to market under their own brand. Simply let us know your requirements when placing your order.
Get Your Lamp Switch WG9918580039 Sinotruk Sitrak Quote Today
Ready to secure factory-direct pricing on the Lamp Switch WG9918580039 Sinotruk Sitrak? Mettlead makes procurement simple: competitive pricing, fast lead times, secure payment options, and dedicated support from inquiry to delivery.
Take the next step:
Contact our sales team now with your required quantity and delivery destination. We will respond with a detailed quotation — including unit pricing, shipping options, and estimated delivery schedule — within 24 hours.
Whether you need a single replacement switch or a bulk supply of Sinotruk Sitrak electrical components, Mettlead is your reliable factory-direct partner for Chinese brand heavy-duty truck parts worldwide.
