This 1/2 inch pressure control valve is designed to regulate the flow of fluids in HVAC systems. With a Cv value of 7.4, it can handle a high volume of fluid flow with precision and accuracy. The valve operates on a 24V power supply and features a normally closed configuration, ensuring that it remains closed when not in use. Its compact size makes it easy to install in tight spaces, while its durable construction ensures long-lasting performance even in harsh environments. Ideal for use by HVAC service technicians looking for reliable and efficient pressure control valves for their clients' systems.