Product Description:
The explosion-proof brass solenoid valve is engineered as a high-performance device featuring a direct lifting diaphragm design. It is a 2/2-way valve that remains normally closed, specifically crafted to ensure safe and reliable operation within hazardous and potentially explosive environments. Its robust brass construction not only provides excellent corrosion resistance but also mechanical durability, making it an ideal choice for diverse industrial uses involving air, water, oil, and gas.
This valve employs a direct lifting diaphragm mechanism, guaranteeing dependable switching performance even under low differential pressure conditions. It is offered in a variety of port sizes, ranging from 3/8 inch up to 2 inches, with orifice sizes spanning 15mm to 50mm. These options allow it to accommodate a wide range of flow demands. Furthermore, the explosion-proof coil is designed to enhance safety in atmospheres where flammable gases or dust may be present, complying with rigorous international standards for equipment used in hazardous areas.
Operating within a pressure range of 0 to 1 MPa, the valve supports multiple standard voltage options including 12VDC, 24VDC, 24VAC, 110VAC, and 220VAC. It also offers versatility in sealing materials, with choices among NBR, FKM, or EPDM to ensure compatibility with different media. Thanks to its sturdy construction, customizable materials, and explosion-proof certification, this solenoid valve provides reliable and long-lasting performance, particularly suitable for critical fluid control applications that demand the highest safety standards.
Features:
The product is equipped with explosion-proof protection, featuring a certified coil design that guarantees safe operation in hazardous and potentially explosive environments.
Constructed with a durable brass body, it offers excellent resistance to corrosion and high mechanical strength, ensuring a long and reliable service life.
Its direct lifting diaphragm operation allows for dependable switching performance, even when operating at low differential pressures.
The valve comes in a wide range of sizes, with port dimensions ranging from 3/8'' to 2'' (orifice sizes between 15mm and 50mm), providing flexible integration into various systems.
This product can handle a broad pressure spectrum, functioning effectively within a range of 0 to 1 MPa.
Multiple voltage options are supported, including 12VDC, 24VDC, 24VAC, 110VAC, and 220VAC, to accommodate diverse power requirements.
Featuring a 2-way normally closed configuration, the device offers a safe and reliable default-closed state.
Users can choose from several seal materials, such as NBR, FKM, or EPDM, to adapt to different types of working media.
Additionally, the valve body is available in either brass or stainless steel, catering to various application needs.
This product is CE certified, meeting international quality and safety standards.
For enhanced protection, multiple coil protection options are offered, including IP65, IP67, and explosion-proof ratings.
Technical Parameters:
| Port Size |
3/8'' To 2'' |
| Action |
Direct Lifting Diaphragm |
| Function |
2/2 Way NC |
| Body Material |
Brass |
| Orifice Size |
15mm To 25mm |
| Medium |
Air, Water, Oil, Gas |
| Pressure Range |
0 To 1 Mpa |
| Diaphragm Material |
NBR, FKM, EPDM |
| 2W Series |
2W025-08 |
2W040-10 |
2W160-15 |
2W200-20 |
2W250-25 |
2W350-35 |
2W400-40 |
2W500-50 |
| Orifice Size (mm) |
2.5 |
4 |
15 |
20 |
25 |
35 |
40 |
50 |
| Port Size (Inch) |
1/4" |
3/8" |
1/2" |
3/4" |
1" |
1-1/4" |
1-1/2" |
2" |
| Medium |
Water, Air, Oil, Gas |
| Action |
Direct Acting |
Semi-Direct Diaphragm Operated |
| Function |
2 Way, Normally Closed / Normally Open |
| Fluid Viscosity |
20 CST below |
| Pressure Range |
0 to 1.0 Mpa |
| Temp. Range |
-5 to +80°C (NBR) ；-30 to +150°C (FKM) |
Applications:
The oil and gas industry requires stringent control of gases, oils, and other flammable substances within hazardous zones. Ensuring safety in these environments is critical to prevent accidents and maintain operational integrity.
In chemical processing, the safe handling of chemicals is paramount, especially in areas where explosive atmospheres may be present. Proper control mechanisms help mitigate risks associated with volatile chemical reactions.
Petrochemical plants depend on dependable fluid control systems to efficiently manage refining and processing operations. Reliable equipment is essential to handle complex fluids under strict safety standards.
The pharmaceutical manufacturing sector also faces challenges related to fluid control within hazardous environments. Careful management of production processes ensures both safety and product quality.
Industries focused on paints and coatings deal with solvents and chemicals that pose explosion risks. Effective handling and control in these areas help maintain a secure working environment.
Mining operations involve managing air, water, and other media underground, often in hazardous conditions. Robust control systems contribute to the safety and sustainability of mining activities.
Water and wastewater treatment facilities rely on precise dosing and shut-off capabilities for treatment chemicals, ensuring environmental compliance and operational safety.
Finally, industrial manufacturing encompasses general fluid control across various hazardous production areas, requiring adaptable and reliable solutions to safeguard personnel and equipment.
Customization:
Our DKE 2W250-25-Z pneumatic solenoid valve offers extensive product customization services to meet your specific requirements. This normally closed solenoid valve, designed for air, water, oil, and gas mediums, features an action type of direct lifting diaphragm and a 2/2 way NC function, ensuring reliable and efficient operation.
With an orifice size ranging from 15mm to 25mm and a pressure range of 0 to 1 Mpa, this versatile air valve and light oil valve can be tailored to suit various industrial applications. Manufactured in China and certified with CE, the valve guarantees quality and compliance with international standards.
We accommodate minimum order quantities starting at just 1 piece, with pricing available upon negotiation to provide the best value for your needs. Packaging is securely done in cartons to ensure safe delivery, and we offer a fast delivery time of 1-7 workdays after payment.
Payment terms are flexible, including T/T, Western Union, and Paypal options. With a supply ability of 5000 pieces per month, we are well-equipped to handle both small and large orders. Customize your pneumatic solenoid valve today to experience superior performance and reliability tailored to your application.
Support and Services:
Our Pneumatic Solenoid Valve product is designed for reliable and efficient operation in various industrial applications. To ensure optimal performance and longevity, please follow the installation, operation, and maintenance guidelines provided in the user manual.
For technical support, our team of experts is available to assist with troubleshooting, product selection, and system integration. We recommend consulting the product datasheet and specification documents for detailed information on electrical and pneumatic characteristics.
Regular maintenance includes checking for leaks, ensuring proper electrical connections, and cleaning the valve components as needed. Replacement parts and accessories are available to keep your system running smoothly.
We also offer customized solutions and engineering support to meet specific application requirements. Our commitment is to provide prompt and professional assistance to maximize the value and performance of your Pneumatic Solenoid Valve.
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