Nordyne 632488R SPST Pressure Switch 0.75" WC

The Nordyne 632488R SPST Pressure Switch 0.75″ WC is used in HVAC systems to control pressure levels. This switch operates by sensing pressure changes in the system and sending a signal to the controller to make it operate properly. It is normally applied in gas furnaces, air handlers and other HVAC systems to prevent hazardous operating conditions. With a 0.75″ WC pressure setting it ensures proper airflow and system performance. The switch has various advantages, such as increasing system reliability, avoiding pressure and increasing general energy efficiency, which makes it a necessary part of the HVAC system.