Manufacturer Name: Raypak Product Number: 006737F OEM Part Number: 006737F Product Description: Spst 1.75Psi Pressure Switch Weight:0.11lbs/49.9g The Raypak 006737F SPST Pressure Switch is a reliable, single-pole, single-throw (SPST) switch designed to monitor system pressure. It activates at 1.75 PSI, ensuring optimal operation of heating systems, pool heaters, or other applic... https://www.partshnc.com/006737f-raypak-spst-175psi-pressure-switch