Lochinvar & A.O. Smith 100110615 Blower Prover Switch

The Lochinvar & A.O. Smith 100110615 Blower Prover Switch is a safety device used on HVAC systems especially in gas fired water heaters and boilers. This switch controls the requisite operation of the blower to maintain airflow by measuring its efficiency and thus knows whether the blower is in good working condition or not. When airflow is low, the switch does not allow the ignition of the burner making the system more secure. This switch is designed to enhance efficiency in operations, increase equipment durability by providing protection against various dangers, and guarantee efficiency in heating applications.