
Siemens Building Technology VXG44.15-4 Valve Body
The Siemens Building Technology VXG44.15-4 Valve Body is a high-performance 1/2 inch 3-way seat valve engineered for precision fluid control in closed-circuit HVAC systems. Rated with a 4.6 Cv flow capacity (4.0 Kvs), this bronze (CC491K) valve body is designed to handle chilled water and low-temperature hot water applications with a maximum operating pressure of PN16 (232 psig). The unit features external metric-threaded connections (ISO 228/1) and a 5.5mm nominal stroke, making it a standard choice for bypass, mixing, and diverting functions in terminal units or small-to-medium air handling sectors. For automated modulation, this valve is fully compatible with Siemens SAS and SQS series actuators, ensuring reliable 50:1 rangeability and a low leakage rate of less than 0.02% of Cv. The robust construction and manual adjustment knob provide immediate control during commissioning and maintenance phases.
Key Benefits- Versatile 3-Way Configuration: Engineered to function effectively as a mixing or diverting valve for precise temperature regulation in hydronic circuits.
- Durable Bronze Body: Constructed from high-grade CC491K bronze to provide superior resistance to corrosion and wear in closed-loop settings.
- Precise Flow Control: Featuring a 4.6 Cv rating and a linear flow characteristic, identifying it as a reliable component for fine-tuned thermal management.
- Actuator Compatibility: Integrated design allows for a seamless fit with SAS series motorized actuators, streamlining the automation of building control systems.
- Wide Temperature Range: Rated for medium temperatures from 34°F to 248°F (1°C to 120°C), accommodating a broad spectrum of HVAC requirements.
Is the VXG44.15-4 suitable for steam applications?
No, this valve is specifically designed for water and glycol solutions in closed circuits. It should not be used in steam or open-loop systems where high oxygen levels could lead to premature failure.
What actuators are compatible with this 1/2" valve body?
The VXG44.15-4 is designed for use with Siemens SAS and SQS series actuators. Using these specific actuators ensures the 5.5mm stroke is fully utilized for accurate modulation.
Does this valve require specific fittings for installation?
Yes, as an externally threaded valve, it typically requires ALG...3 screwed fittings or NPT union kits to transition from the metric G-threads to standard piping.
Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.
Original: $244.77
-65%$244.77
$85.67Siemens Building Technology VXG44.15-4 Valve Body
The Siemens Building Technology VXG44.15-4 Valve Body is a high-performance 1/2 inch 3-way seat valve engineered for precision fluid control in closed-circuit HVAC systems. Rated with a 4.6 Cv flow capacity (4.0 Kvs), this bronze (CC491K) valve body is designed to handle chilled water and low-temperature hot water applications with a maximum operating pressure of PN16 (232 psig). The unit features external metric-threaded connections (ISO 228/1) and a 5.5mm nominal stroke, making it a standard choice for bypass, mixing, and diverting functions in terminal units or small-to-medium air handling sectors. For automated modulation, this valve is fully compatible with Siemens SAS and SQS series actuators, ensuring reliable 50:1 rangeability and a low leakage rate of less than 0.02% of Cv. The robust construction and manual adjustment knob provide immediate control during commissioning and maintenance phases.
Key Benefits- Versatile 3-Way Configuration: Engineered to function effectively as a mixing or diverting valve for precise temperature regulation in hydronic circuits.
- Durable Bronze Body: Constructed from high-grade CC491K bronze to provide superior resistance to corrosion and wear in closed-loop settings.
- Precise Flow Control: Featuring a 4.6 Cv rating and a linear flow characteristic, identifying it as a reliable component for fine-tuned thermal management.
- Actuator Compatibility: Integrated design allows for a seamless fit with SAS series motorized actuators, streamlining the automation of building control systems.
- Wide Temperature Range: Rated for medium temperatures from 34°F to 248°F (1°C to 120°C), accommodating a broad spectrum of HVAC requirements.
Is the VXG44.15-4 suitable for steam applications?
No, this valve is specifically designed for water and glycol solutions in closed circuits. It should not be used in steam or open-loop systems where high oxygen levels could lead to premature failure.
What actuators are compatible with this 1/2" valve body?
The VXG44.15-4 is designed for use with Siemens SAS and SQS series actuators. Using these specific actuators ensures the 5.5mm stroke is fully utilized for accurate modulation.
Does this valve require specific fittings for installation?
Yes, as an externally threaded valve, it typically requires ALG...3 screwed fittings or NPT union kits to transition from the metric G-threads to standard piping.
Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.
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Description
The Siemens Building Technology VXG44.15-4 Valve Body is a high-performance 1/2 inch 3-way seat valve engineered for precision fluid control in closed-circuit HVAC systems. Rated with a 4.6 Cv flow capacity (4.0 Kvs), this bronze (CC491K) valve body is designed to handle chilled water and low-temperature hot water applications with a maximum operating pressure of PN16 (232 psig). The unit features external metric-threaded connections (ISO 228/1) and a 5.5mm nominal stroke, making it a standard choice for bypass, mixing, and diverting functions in terminal units or small-to-medium air handling sectors. For automated modulation, this valve is fully compatible with Siemens SAS and SQS series actuators, ensuring reliable 50:1 rangeability and a low leakage rate of less than 0.02% of Cv. The robust construction and manual adjustment knob provide immediate control during commissioning and maintenance phases.
Key Benefits- Versatile 3-Way Configuration: Engineered to function effectively as a mixing or diverting valve for precise temperature regulation in hydronic circuits.
- Durable Bronze Body: Constructed from high-grade CC491K bronze to provide superior resistance to corrosion and wear in closed-loop settings.
- Precise Flow Control: Featuring a 4.6 Cv rating and a linear flow characteristic, identifying it as a reliable component for fine-tuned thermal management.
- Actuator Compatibility: Integrated design allows for a seamless fit with SAS series motorized actuators, streamlining the automation of building control systems.
- Wide Temperature Range: Rated for medium temperatures from 34°F to 248°F (1°C to 120°C), accommodating a broad spectrum of HVAC requirements.
Is the VXG44.15-4 suitable for steam applications?
No, this valve is specifically designed for water and glycol solutions in closed circuits. It should not be used in steam or open-loop systems where high oxygen levels could lead to premature failure.
What actuators are compatible with this 1/2" valve body?
The VXG44.15-4 is designed for use with Siemens SAS and SQS series actuators. Using these specific actuators ensures the 5.5mm stroke is fully utilized for accurate modulation.
Does this valve require specific fittings for installation?
Yes, as an externally threaded valve, it typically requires ALG...3 screwed fittings or NPT union kits to transition from the metric G-threads to standard piping.
Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.












