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The solenoid valve (horn solenoid valve) is a critical electro-pneumatic component that controls the flow of compressed air to the vehicle’s horn or other pneumatic actuators, ensuring reliable operation and driver safety. For SINOTRUK HOWO heavy-duty trucks, the OEM number WG9718710003/3 identifies a premium-quality solenoid valve engineered to deliver fast response, consistent performance, and long service life under the most demanding operating conditions. As a trusted supplier of Sinotruk howo parts, Deruna offers this genuine solenoid valve, manufactured to the strictest OEM specifications.
The WG9718710003/3 solenoid valve features a robust brass or aluminium body, a precision-engineered spool or poppet mechanism, and a high-quality electrical coil that provides reliable actuation. Its advanced design ensures minimal leakage, rapid switching, and consistent airflow, making it ideal for horn activation, air suspension, and other pneumatic control applications. Whether you are replacing a faulty valve or upgrading your pneumatic system, this component delivers the performance and reliability that SINOTRUK HOWO trucks demand.
OEM direct replacement – no modifications needed | Engineered for SINOTRUK HOWO pneumatic systems
Solenoid Valve
Электромагнитный клапан
Válvula solenoide
Solenoid Valve
Электромагнитный клапан
Válvula solenoide
Solenoid Valve
Электромагнитный клапан
Válvula solenoide
The WG9718710003/3 solenoid valve is a precision-engineered electro-pneumatic component designed specifically for SINOTRUK HOWO heavy-duty trucks. It controls the flow of compressed air to the horn or other pneumatic devices, providing reliable actuation and consistent performance. This valve is manufactured to exacting OEM tolerances, ensuring a perfect fit and reliable performance in all operating conditions.
The valve features a durable brass or aluminium body, a stainless steel spool or poppet, and a high-quality copper coil that provides fast response and low power consumption. The sealing system uses high-grade O-rings that resist wear and maintain leak-tight performance over millions of cycles. The valve is also equipped with standard electrical connectors and port threads for easy installation and serviceability.
Investing in the genuine WG9718710003/3 solenoid valve ensures that your truck maintains reliable horn operation and pneumatic control, reducing driver fatigue and enhancing safety. It is the preferred choice for fleet operators and workshops that demand uncompromised quality and reliability from their pneumatic components.
| OEM Number | WG9718710003/3 |
| Part Name | Solenoid Valve / Horn Solenoid Valve |
| Brand | SINOTRUK HOWO |
| Component Category | Chassis / Pneumatic Control |
| Body Material | Brass / Aluminium (zinc-plated) |
| Coil Voltage | 24V DC (nominal) |
| Power Consumption | ≤ 15 W |
| Maximum Operating Pressure | 10 bar (1.0 MPa) |
| Flow Rate (at 6 bar) | ≥ 500 L/min |
| Port Thread | G 1/4″ (BSPP) |
| Electrical Connection | DIN 43650 (ISO 4400) connector |
| Operating Temperature Range | -40°C to +85°C |
| Protection Class | IP65 (with connector) |
| Application | SINOTRUK HOWO A7, T7, 6×4, 8×4, and most heavy-duty models with pneumatic horn systems |
All values are based on OEM engineering specifications for the WG9718710003/3 solenoid valve. Minor deviations may occur due to manufacturing tolerances.
The WG9718710003/3 solenoid valve provides rapid actuation, ensuring immediate horn or pneumatic response for enhanced driver safety.
The high-efficiency coil design minimizes electrical load, reducing strain on the vehicle’s electrical system.
The precision-machined internal components and high-quality O-rings ensure minimal leakage, maintaining system pressure and performance.
The valve operates reliably from low to high pressures, making it suitable for various pneumatic applications beyond the horn system.
The brass or aluminium body and stainless steel internal parts provide excellent resistance to corrosion, vibration, and wear.
With its durable materials and precision engineering, this solenoid valve delivers long-lasting performance, reducing the need for frequent replacements.
The solenoid valve is a critical component that directly affects horn operation and pneumatic system reliability. Using a counterfeit or substandard valve can lead to slow response, leakage, or complete failure, compromising driver safety. The genuine WG9718710003/3 solenoid valve eliminates these risks through OEM-grade materials, precision manufacturing, and rigorous quality testing.
Key benefits of choosing the authentic WG9718710003/3:
Deruna sources the WG9718710003/3 solenoid valve directly from authorized manufacturers, subjecting each unit to a thorough quality inspection. We package each component securely to prevent damage during shipping, so it arrives ready for installation.
Proper installation and regular maintenance are essential to maximize the service life and performance of the WG9718710003/3 solenoid valve. Follow these best practices:
Before installing the WG9718710003/3, inspect the air lines and fittings for leaks or damage. Ensure the air supply is clean and dry.
Apply a suitable thread sealant (e.g., PTFE tape) to the port threads to prevent air leakage. Do not overtighten.
Ensure the electrical connector is clean and properly mated. Verify the supply voltage matches the coil rating (24V DC).
Regularly check the valve for signs of external leakage, coil overheating, or sluggish operation. Replace immediately if any issues are detected.
Always refer to the SINOTRUK HOWO service manual for detailed pneumatic system procedures, wiring diagrams, and troubleshooting guides. Regular maintenance of the WG9718710003/3 solenoid valve ensures reliable horn operation and pneumatic system integrity.
The WG9718710003/3 solenoid valve is compatible with a wide range of SINOTRUK HOWO heavy-duty trucks and commercial vehicles, including:
For models not listed, cross-reference your original solenoid valve part number with WG9718710003/3. This valve is designed to fit SINOTRUK HOWO pneumatic systems with standard port and electrical configurations. Please consult your vehicle’s service manual or a qualified technician to confirm compatibility.
The WG9718710003/3 solenoid valve is a vital component of the SINOTRUK HOWO pneumatic system, providing reliable horn actuation and precise air flow control in the most demanding heavy-duty applications. Its robust construction, fast response, and leak-free design ensure that your truck delivers clear audible warnings and consistent pneumatic performance, time after time.
By choosing the genuine WG9718710003/3 part, you protect your vehicle and its occupants from the dangers of inferior aftermarket alternatives – slow response, leakage, and potential failure. Instead, you invest in a component rigorously tested and validated by SINOTRUK HOWO, giving you peace of mind on every journey. Its superior materials, precision engineering, and corrosion resistance contribute to lower maintenance costs, reduced downtime, and enhanced safety.
As a dedicated supplier of Sinotruk howo parts, Deruna is committed to delivering the WG9718710003/3 solenoid valve with the highest level of quality assurance. Every unit is inspected to meet OEM specifications, ensuring that you receive a product you can trust.
Equip your SINOTRUK HOWO with the genuine WG9718710003/3 solenoid valve – engineered for strength, precision, and uncompromising pneumatic control.
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