Siemens 257-02044 3/4" Pneumatic Valve Assembly N/O 6.3Cv 3-8 PSI

Siemens 257-02044 Pneumatic Valve Assembly is a high performance, normally open valve for precise control in HVAC systems. For modulating fluid flow in heating, ventilation, and air conditioning, this 3/4" valve has a Cv of 6.3. It operates at 24 VAC with a brass trim for durability and reliability. It works with a wide range of environmental conditions within a temperature range 35°F to 250°F. The 3-8 PSI spring range 1/10" stroke length 257-02044 valve operates with accurate modulation and control. With its compact design is easy to install and integrate into existing HVAC systems.