Location：
Dual Tone Air Horn
Description：WG9000270002 HOWO Dual Tone Air Horn – Original SINOTRUK spare part with dual-frequency design for powerful sound and safety. Durable aluminum and copper construction, easy installation, OEM quality for HOWO heavy trucks.
Product model：WG9000270002
Category ：Electrica System
Update time：2025-10-16
Product Description
The WG9000270002 Dual Tone Air Horn is an original or OEM spare part designed for SINOTRUK HOWO heavy-duty trucks, including HOWO A7 and other series.This air horn features a dual-tone structure, producing two distinct frequencies that deliver a loud and clear warning sound, improving driving safety on highways and construction sites.
Product Features
Dual-tone design – Two air trumpets generate different sound frequencies, creating a strong and penetrating tone.
Electric control type – Uses an electric solenoid valve to control compressed air entry, ensuring fast response and reliable operation.
High-quality materials – Made of aluminum and copper alloy, providing durability and corrosion resistance.
OEM standard – Designed to match the original HOWO air and electrical systems perfectly.
Easy installation – Compatible with existing air lines and wiring harnesses on SINOTRUK trucks.
Durable performance – Resistant to vibration, moisture, and harsh environments.
Technical Specifications
| Item | Details |
|---|---|
| Part Number | WG9000270002 |
| Product Name | Dual Tone Air Horn / Air Horn Assembly |
| Application | SINOTRUK HOWO Series Trucks |
| Material | Aluminum + Copper |
| Dimensions | Approx. 250 × 150 × 100 mm |
| Weight | Approx. 0.8 kg |
| Type | Electric Control Air Horn |
| Sound | Dual tone |
| Working Medium | Compressed air |
| Certification | ISO9001 / CE / ROHS (varies by supplier) |
| Warranty | 6–12 months (depending on supplier) |
Product Advantages
Strong and clear dual-tone sound for enhanced road safety
OEM-grade quality ensures compatibility and reliability
Anti-rust and weather-resistant materials extend product life
Simple installation and maintenance
Widely used on SINOTRUK HOWO and other heavy-duty truck models
Installation & Maintenance Tips
Air Pressure Matching – Ensure the air supply pressure is stable and dry; moisture or air leaks can reduce horn performance.
Electrical Connection – Confirm correct polarity and secure wiring for the electric control valve.
Sealing Check – Use proper gaskets to prevent air leakage at connection points.
Anti-corrosion Protection – Keep the horn clean and dry; apply anti-rust spray if used in coastal or humid areas.
Sound Direction Adjustment – Adjust trumpet angles to ensure maximum sound projection and avoid interference between tones.
Packaging & Supply
Minimum Order Quantity: 1 piece
Price Range: USD 5 – 15 / piece (varies by quantity)
Packaging: Neutral box, carton, or wooden case
Origin: China (mainly Shandong region)
Applicable Market: Global truck parts distributors, workshops, and repair centers
Phone+86-531-88752665
Emailinfo@zhiyiiheng.com
Address11th Floor, Chuangbo Industrial Park, 177 Tianchen Road, High-tech Zone, Jinan City, Shandong Province, China