Product Overview
The SED 188.MF22.15.7.42.51 is a precision-engineered diaphragm valve designed for reliable isolation and control of process media in demanding industrial environments. Manufactured to exacting standards, this valve utilizes a flexible diaphragm as the primary sealing and flow-control element, isolating the working fluid from the valve bonnet and actuation mechanism. This design eliminates packing glands and stem seals, making it ideal for applications requiring high purity, contamination-free operation, or handling of corrosive and abrasive media. The valve is suitable for both hydraulic and pneumatic process circuits where bubble-tight shutoff and minimal dead volume are critical.
Technical Specifications
| Parameter | Specification / Feature |
|---|---|
| Component Type | Diaphragm Valve (Process & Pneumatic) |
| Model Designation | SED 188.MF22.15.7.42.51 |
| Operating Pressure | Standard Industrial Grade (Up to rated bar) |
| Mounting & Connection | Standard ISO / Manufacturer Interface |
| Actuation Type | Manual / Pneumatic (per model configuration) |
| Sealing Principle | Flexible diaphragm, bubble-tight shutoff |
| Body Material | Corrosion-resistant alloy / stainless steel |
Engineering Features & Advantages
- Precision Performance: The diaphragm design provides precise flow modulation and bubble-tight isolation, with zero stem leakage and minimal dead volume for accurate process control.
- Industrial Reliability: Built for continuous operation under severe industrial conditions, with robust construction that resists corrosive, abrasive, and viscous media.
- Direct Fit Replacement: Exact dimensional and functional compatibility with original OEM standards, ensuring drop-in installation without modification.
- Contamination-Free Operation: The isolating diaphragm prevents process fluid from contacting the bonnet and actuation components, ideal for high-purity and sterile applications.
- Low Maintenance: No packing glands or stem seals to adjust or replace, reducing downtime and lifecycle maintenance costs.
Typical Industrial Applications
The SED 188.MF22.15.7.42.51 diaphragm valve is widely used in chemical processing and pharmaceutical production lines, water and wastewater treatment systems, food and beverage hygienic circuits, and general industrial hydraulic and pneumatic process control. Its isolation design makes it particularly suited for handling aggressive fluids, slurries, and high-purity media where leak-free performance and contamination prevention are essential.
PRODUCT IMAGES



SED 188.MF22.15.7.42.51 Diaphragm Valve
âš¡ Emergency Plant Maintenance & Ready-to-Ship Notice:
- Authentic & Fully Tested: 100% bench tested for hydraulic response, pressure rating, and null-bias stability before dispatch.
- Fast Dispatch: In-stock units ready for same-day dispatch via DHL / FedEx Express directly to your plant.
- Pre-Shipment Verification: High-definition photos, video testing runs, and serial number verification provided prior to shipment.
- Peace of Mind: Covered by our 12-Month Replacement Warranty.
Shop the genuine SED 188.MF22.15.7.42.51 Solenoid Directional Control Valve. This Germany-made 24V DC hydraulic component features a 4-way 3-position design, delivering leak-free, reliable fluid control for heavy-duty industrial systems.