Product Overview
The Siemens MXG461.50-30U is a premium modulating control valve engineered for precise regulation of hot water, chilled water, and steam in building automation and industrial process systems. As part of Siemens’ renowned MXG series, this valve features a robust brass or cast iron body with a linear or equal-percentage flow characteristic, ensuring accurate temperature and flow control. The MXG461.50-30U operates with a 0–10 V DC or 4–20 mA control signal, making it ideal for integration with Siemens building automation controllers and other advanced process control systems. Its modulating actuator provides smooth, continuous positioning to maintain optimal system performance and energy efficiency.
Technical Specifications
| Parameter | Specification / Feature |
|---|---|
| Component Type | Modulating Control Valve (Process & Pneumatic Valve) |
| Model Designation | MXG461.50-30U |
| Operating Pressure | Standard Industrial Grade (up to PN16 / 16 bar) |
| Mounting & Connection | Flanged connection per ISO 7005-2 / Manufacturer Interface |
| Nominal Size | DN50 (2-inch) |
| Flow Characteristic | Equal-percentage or linear (selectable) |
| Control Signal | 0–10 V DC / 4–20 mA modulating |
| Actuator Type | Electric modulating actuator with manual override |
| Media Temperature Range | -10 °C to +150 °C (depending on media and trim) |
| Body Material | Cast iron or brass (corrosion-resistant) |
| Seat Leakage Class | Class IV (metal-to-metal) or Class VI (soft-seated) available |
Engineering Features & Advantages
- Precision Modulating Control: High-resolution actuator ensures accurate positioning for precise flow and temperature regulation, reducing energy consumption and improving process stability.
- Industrial Reliability: Built for continuous operation under severe industrial conditions, with robust construction and long service life.
- Direct Fit Replacement: Exact dimensional and functional compatibility with original Siemens OEM standards, ensuring seamless integration into existing systems.
- Direct Fit Replacement: Exact dimensional and functional compatibility with original SIEMENS standards, allowing straightforward retrofit into existing hydraulic systems without rework.
Typical Industrial Applications
The MXG461.50-30U operates with a 0–10 V DC or 4–20 mA control signal, making it ideal for integration with Siemens building automation controllers and other advanced process control systems.
PRODUCT IMAGES


SIEMENS MXG461.50-30U Modulating Control Valve
⚡ 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 MXG461.50-30U Solenoid Directional Seat Valve. This German-made 24V DC hydraulic component features a poppet-type design, delivering leak-free, reliable fluid control for heavy-duty industrial systems.