299-03133 | Valve assy 2W NC 1-1/2", 25Cv, Eq Pct SS Trim FxF, 2-pos Electronic Act SR | Siemens Building Technology

2W N/C SS FxF 1 1/2" Siemens Building Technology (299-03133)This 2W N/C SS FxF 1 1/2" flow switch (299-03133) from Siemens Building Technology is a 2-wire, normally closed, stainless steel flow switch with a 1 1/2" NPT connection and a 24V power supply. It is designed to detect the flow of liquid or gas in a pipe and can be used to activate an alarm or other device when the flow rate drops below a predetermined level. The switch has a flow range of 0.25 to 2.0 L/min and a maximum pressure rating of 300 PSI. It is UL and CSA approved. Our HVAC supply store has the right product for you at the right price.