Product Overview

The Siemens VXG44.15-0.4 is a 3-port threaded control valve engineered for precise regulation of hot and cold water, brine, and other non-aggressive media in HVAC and industrial process systems. As part of Siemens’ proven VXG44 series, this valve features a robust brass body with a threaded connection design, providing reliable modulating control when paired with Siemens electromagnetic actuators or thermal actuators. The 3-port mixing or diverting configuration allows for accurate flow proportioning between two inlet ports and a common outlet, making it an essential component in district heating, building automation, and industrial temperature control loops. Its compact construction and high-resolution control characteristics ensure stable performance across varying differential pressures.

Technical Specifications

ParameterSpecification / Feature
Component Type3-Port Threaded Control Valve (Mixing / Diverting)
Model DesignationVXG44.15-0.4
Nominal Size (DN)DN15 (1/2″)
Flow Coefficient (kvs)0.4 m³/h
Operating PressureStandard Industrial Grade (Up to 1600 kPa / 16 bar)
Port Configuration3-Port (AB / A / B), Threaded External Connection
Mounting & ConnectionThreaded ISO 228-1 / Actuator Mounting per Siemens Standard
Media CompatibilityHot/Cold Water, Brine, Non-Aggressive Fluids
Body MaterialBrass (CuZn)

Engineering Features & Advantages

  • Precision Flow Control: The 3-port mixing/diverting design with a kvs of 0.4 m³/h delivers accurate, high-resolution modulation for fine-tuned temperature and flow regulation in closed-loop systems.
  • Industrial Reliability: Built for continuous operation under severe industrial conditions with a robust brass body and corrosion-resistant internals suitable for water and brine media.
  • Direct Fit Replacement: Exact dimensional and functional compatibility with original Siemens OEM standards, ensuring seamless integration with existing VXG44 series actuators and pipework.
  • Actuator Compatibility: Designed for direct mounting of Siemens electromagnetic, electrothermal, or motorized actuators without additional adapters, simplifying installation and maintenance.
  • Low Leakage Design: Precision-machined plug and seat assembly minimizes internal leakage, optimizing energy efficiency in district heating and process control applications.

Typical Industrial Applications

This Siemens VXG44.15-0.4

PRODUCT IMAGES

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SIEMENS VXG44.15-0.4 3-Port Threaded Control Valve

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  • 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 VXG44.15-0.4 2-Way Normally Closed Seat Valve. This Germany-made 230V AC hydraulic component features a spring-return seat design, delivering leak-free, reliable fluid control for heavy-duty industrial systems.

Tested Genuine Surplus / OEM Hydraulic Component
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Tested Genuine Surplus / OEM Hydraulic Component
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