Delta Control Products - ST05-3-04 Valve

The Delta Control Products ST05-3-04 is a 1/2-inch, 3-way Soft Touch valve with a flow coefficient (Cv) of 4.3, designed for precise fluid control in HVAC systems.

This valve is constructed with a forged brass body and a stainless steel ball and stem, ensuring durability and reliable performance. It is suitable for applications involving water and steam, with a maximum water temperature rating of up to 284°F (140°C) and a pressure rating of 580 PSI (PN 40). The valve’s design includes a blowout-proof stem and double O-ring stem seals, contributing to its maintenance-free operation.

The ST05-3-04 valve is often paired with actuators for automated control. For instance, the Bray ST05-3-04/D24-35-TP configuration includes a non-spring return actuator operating on 24 VAC with floating control, suitable for precise modulation in HVAC applications.

This valve is commonly used in HVAC systems for mixing or diverting applications, providing efficient flow regulation and compatibility with various control systems.

1/2″ 3W 4.3Cv Soft Touch Valve

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Manufacturer Delta Control Products
Part Number ST05-3-04
Valve Type 3-way Soft Touch characterized ball valve
Size 1/2 inch
Flow Coefficient (Cv) 4.3
Body Material Forged brass
Ball and Stem Material Stainless steel
Maximum Water Temperature Up to 284°F (140°C)
Pressure Rating 580 PSI (PN 40)
Stem Design Blowout-proof with double O-ring seals
Applications HVAC systems for mixing or diverting

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