Lochinvar & A.O. Smith 100109933 Switch R-410A serving as the "brain" that

serving as the "brain" that coordinates between the ambient sensors and the reversing valve to clear coil frost effectively

It handles a wide performance range

The Honeywell Analytics 301-C Gas Detection Controller is a high-capacity

Durable Brass Construction: Heavy-duty brass trap body provides superior corrosion resistance and longevity in high-steam environments

Lochinvar & A.O. Smith 100109933 Switch R-410A serving as the "brain" thatThe Lochinvar & A. O. Smith 100109933 Blocked Inlet Switch is a critical safety component designed for high efficiency water heaters and boilers. Engineered to monitor atmospheric pressure within the combustion air intake, this OEM replacement pressure switch ensures the burner operates within safe pneumatic parameters. This specific blocked inlet switch kit is calibrated to a set point of 0. 77" Water Column, effectively detecting restricted airflow