Lochinvar & A.O. Smith 100208653 Flow Switch Refrigerant Actuators must be purchased separately

Actuators must be purchased separately based on your specific voltage and control signal requirements

Robust Airflow Control: Engineered for high-cycle reliability in demanding pneumatic sequences

ensuring proper venting and exhaust flow according to manufacturer specs

as burner configurations may change for units built prior to mid-2005

this valve is engineered for compatibility with a wide array of refrigerants

Lochinvar & A.O. Smith 100208653 Flow Switch Refrigerant Actuators must be purchased separatelyThe Lochinvar & A. O. Smith 100208653 Flow Switch is a critical OEM replacement part engineered for high precision water flow detection in Knight fire tube boilers and high efficiency water heaters. This indoor flow switch features a robust brass bushing and a factory calibrated paddle mechanism designed to provide reliable system feedback, ensuring the burner only fires when adequate circulation is present. Built to NEMA 1 standards, it serves as a