McDonnell & Miller 369-MV Cut Off 30067439-890 making it a critical component

making it a critical component for restoring system balance and achieving optimal SEER ratings

including lighting arrays

and baseboard systems

reducing the risk of bypass or leakage that can occur with generic seals

Using a different pitch can cause HVAC unit replacement needs by overheating the fan motor due to increased torque requirements

McDonnell & Miller 369-MV Cut Off 30067439-890 making it a critical componentFor steam boiler applications requiring integrated safety controls, the McDonnell & Miller 369 MV Cut Off (Part Number 155400) provides a robust solution for monitoring critical water levels. This float type low water cut off is specifically engineered for residential and commercial systems utilizing a millivolt switch, making it an essential component for self generating gas valve circuits or 24VAC burner systems. It features a 2 1 2" NPT male