Modine 5H0749650000 Air Flow Proving Switch

The Modine 5H0749650000 Air Flow Proving Switch monitors airflow to verify that adequate air movement is present before allowing equipment operation within HVAC systems. It assists to ensure proper sequencing by confirming airflow conditions, supporting the safe and efficient performance of heating and ventilation equipment. Commonly installed in furnaces, air handlers, rooftop units and ventilation assemblies, it responds to changes in air pressure generated by the blower. Its operation within the system ensures proper regulation conditions .