Product Overview
The Siemens VKF42.450 is a high-performance butterfly valve engineered for precise flow regulation and shut-off in industrial process and pneumatic systems. As a member of Siemens’ renowned VKF42 series, this valve features a robust wafer-style body design with a resilient seat, ensuring bubble-tight closure and long service life. The VKF42.450 is specifically designed for use with air, water, and neutral gases, making it a versatile component in building automation, HVAC, and general industrial fluid control. Its compact construction and ISO-compliant mounting interface allow for direct integration with Siemens actuators and standard pneumatic or electric quarter-turn operators, providing reliable, repeatable performance in demanding environments.
Technical Specifications
| Parameter | Specification / Feature |
|---|---|
| Component Type | Butterfly Valve (Process & Pneumatic Valve) |
| Model Designation | VKF42.450 |
| Operating Pressure | Standard Industrial Grade (Up to 16 bar) |
| Mounting & Connection | Wafer-style, ISO 5211 actuator interface |
Engineering Features & Advantages
- Precision Performance: The valve’s streamlined disc and resilient seat provide excellent flow characteristics with minimal pressure drop and precise modulating control.
- Industrial Reliability: Built for continuous operation under severe industrial conditions, with a corrosion-resistant body and a durable, replaceable seat for extended service intervals.
- Direct Fit Replacement: Exact dimensional and functional compatibility with original OEM standards, ensuring seamless integration with Siemens actuators and common pneumatic/electric quarter-turn operators.
Typical Industrial Applications
This butterfly valve is ideal for a wide range of heavy industrial scenarios, including: HVAC air handling and water circulation systems, plastic injection molding machine cooling circuits, metallurgical press cooling and lubrication lines, and general process control in chemical, food, and pharmaceutical plants where reliable shut-off and throttling of air, water, or neutral gases are required.
PRODUCT IMAGES

SIEMENS VKF42.450 Butterfly 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 SIEMENS VKF42.450 Butterfly Valve. This Germany-made 24V AC/DC hydraulic component features a motorized actuator, delivering leak-free, reliable fluid control for heavy-duty industrial systems.