Nordyne 632495R SPST Pressure Switch -0.80" WC

The Nordyne 632495R SPST Pressure Switch -0.80" WC is a control element that is utilized in HVAC systems as a gauge to monitor the air pressure conditions. It makes or breaks an electrical circuit when a certain amount of pressure is detected, and assists in checking the proper operation of airflow before igniting the components or running them. The pressure switch is normally used in gas furnaces and air handling, where it is used in conjunction with the inducer assembly to ensure operating conditions.