Horn Transfer Switch 812W25503-6002 Sinotruk Sitrak
| Product Name | Horn Transfer Switch |
| Product Number | 812W25503-6002 |
| MOQ | 1 |
| Warranty period | 3 Months |
| Package | Carton |
| Application | Sinotruk Sitrak |
| Original | China |
Product Description
Product Introduction
This Horn Transfer Switch 812W25503-6002 is an OEM control component for heavy-duty trucks (e.g., Sinotruk Howo series). It features a rugged black plastic housing with a rocker-style actuator, clearly marked terminal pins, and a dedicated mounting clip for secure installation. Engineered to control the vehicle’s dual-tone horn system, it allows the driver to switch between different horn tones. Manufactured to strict OEM specifications, it ensures reliable performance and seamless integration with the vehicle’s electrical system.
Core Function
-
Horn Tone Selection: Provides a dedicated control to switch between the vehicle’s dual-tone horn system, allowing the driver to select the appropriate horn tone for different traffic situations.
-
Enhanced Safety: Enables the driver to use the most effective horn tone to alert other road users, significantly improving safety in busy traffic or emergency situations.
-
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 mounting clip and terminal pin configuration 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.
Horn Transfer Switch 812W25503-6002 for Sinotruk Sitrak Heavy-Duty Trucks
Looking for a reliable Horn Transfer Switch 812W25503-6002 that meets exact OEM specifications for your Sinotruk Sitrak fleet? Mettlead supplies this genuine-quality control component at factory-direct pricing, ensuring your heavy-duty trucks maintain optimal horn system performance without overpaying through middlemen. As a result, fleet operators and parts distributors worldwide trust us for consistent quality and fast delivery.
Key Features and Benefits of the Horn Transfer Switch 812W25503-6002 Sinotruk Sitrak
This Horn Transfer Switch 812W25503-6002 is purpose-engineered for the Sinotruk Sitrak and Howo series of heavy-duty trucks. Moreover, it delivers dependable switching between dual-tone horn modes, giving drivers full control over audible signaling in demanding road conditions.
- OEM-Grade Construction – Manufactured to strict original equipment specifications, this horn transfer switch ensures seamless plug-and-play integration with the Sinotruk Sitrak electrical system.
- Rugged Durability – Features a heavy-duty black plastic housing designed to withstand vibration, dust, and temperature extremes common in commercial trucking environments.
- Rocker-Style Actuator – Provides smooth, tactile switching action for quick and intuitive horn tone selection while driving.
- Clearly Marked Terminal Pins – Simplifies installation and troubleshooting, reducing vehicle downtime significantly.
- Dedicated Mounting Clip – Guarantees secure, rattle-free installation in the cab, even on rough terrain.
- Dual-Tone Horn Control – Allows the driver to switch between different horn tones for city driving versus highway signaling needs.
Furthermore, because this Horn Transfer Switch 812W25503-6002 Sinotruk Sitrak component passes strict quality control before shipment, you can confidently stock it for your customers or install it in your fleet vehicles.
Technical Specifications
| Parameter | Details |
|---|---|
| Part Number | 812W25503-6002 |
| Product Name | Horn Transfer Switch |
| Compatible Brand | Sinotruk Sitrak / Howo |
| Switch Type | Rocker-style actuator |
| Housing Material | High-strength engineering plastic (black) |
| Mounting Method | Dedicated mounting clip |
| Terminal Configuration | Clearly marked pins for easy wiring |
| Function | Dual-tone horn system switching |
| OEM Standard | Yes – manufactured to original specifications |
| Quality Control | 100% tested before shipment |
| Origin | China (Factory Direct) |
| Packaging Options | Original / White-label / Custom packaging |
OEM/ODM Capability and Custom Packaging
At Mettlead, we understand that procurement managers need more than just parts — they need a supply partner who adapts to their business requirements. Therefore, we offer flexible OEM and ODM services for the Horn Transfer Switch 812W25503-6002 Sinotruk Sitrak and our entire range of Sitrak heavy-duty truck parts.
- White-Label Packaging – Ship parts under your own brand identity to strengthen your market presence.
- Custom Packaging – Tailored packaging solutions to meet your regional market requirements or retail display needs.
- Bulk Order Pricing – Factory-direct pricing with volume discounts for distributors and fleet operators.
- Flexible Payment Terms – Secure, formal payment methods that protect both parties in international trade.
- Factory Visits Welcome – We invite procurement teams to inspect our facilities and quality processes in person.
In addition, our comprehensive inventory covers the full range of electrical system components for SINOTRUK, SITRAK, HOWO, SHACMAN, FAW, WEICHAI, DONGFENG, and FOTON trucks.
Frequently Asked Questions
Is this Horn Transfer Switch 812W25503-6002 an original OEM part?
This switch is manufactured to exact OEM specifications for the Sinotruk Sitrak series. It delivers identical fit, function, and durability as the original factory-installed component, ensuring complete compatibility with your vehicle's electrical system.
Which truck models does the 812W25503-6002 Horn Transfer Switch fit?
The Horn Transfer Switch 812W25503-6002 is designed primarily for Sinotruk Sitrak and Howo heavy-duty truck models equipped with dual-tone horn systems. If you are unsure about compatibility with your specific model, please contact our team with your VIN or chassis number.
What is the minimum order quantity (MOQ)?
We offer flexible MOQs to accommodate both small workshop orders and large distributor purchases. Consequently, whether you need a single piece for urgent replacement or thousands for inventory stocking, we can fulfill your order efficiently.
How fast can you ship the Horn Transfer Switch 812W25503-6002 Sinotruk Sitrak?
Most in-stock items ship within 1–3 business days. For larger orders or custom-packaged shipments, typical lead time is 5–7 business days. We support DHL, FedEx, sea freight, and other logistics channels based on your preference.
Do you provide quality assurance or warranty?
Yes. Every Horn Transfer Switch 812W25503-6002 undergoes strict quality control testing before leaving our facility. We stand behind our products and work with customers to resolve any quality concerns promptly.
Get Your Quote for Horn Transfer Switch 812W25503-6002 Sinotruk Sitrak Today
Ready to secure competitive pricing on the Horn Transfer Switch 812W25503-6002 Sinotruk Sitrak? Mettlead delivers factory-direct quality, fast shipping, and dedicated support for B2B buyers worldwide. Don't let vehicle downtime cost your business — get the parts you need from a trusted China-based supplier with a complete catalog of Sinotruk Sitrak electrical components.
Contact us now
to request a quote, ask about bulk pricing, or discuss custom packaging for your market. Our team typically responds within 24 hours with competitive pricing and shipping options tailored to your location.









