Siemens 59902010 2-Way N/C Globe Valve 1/2" FNPT X FNPT Brass Body 4.0Cv ANSI 250

The Siemens 59902010 2-Way N/C Globe Valve 1/2" FNPT x FNPT Brass Body 4.0 Cv ANSI 250 is a flow regulation component for chilled water and hot water circuits to control the passage of fluid. It operates as a normally closed valve that opens or closes in response to actuator signals to adjust water flow through coils. It is installed inline within piping networks, and it is connected to coil or heat exchanger loops. By managing accurate flow rates, it supports the stable temperature regulation, improves energy efficiency, and ensures the consistent heating and cooling performance across hydronic HVAC systems.