Precision Calibration: Pre-set at 0

allowing for continued furnace operation

maintaining OEM performance standards for Rheem and Ruud equipment

this SPDT NO/NC relay is a standard component for many Intertherm and Miller furnaces

Lochinvar & A.O. Smith 100233489 Ventilation Fan 30067439-890 Precision Calibration: Pre-set at 0The Lochinvar & A. O. Smith 100233489 Ventilation Fan is a critical OEM replacement component designed for high efficiency boiler and water heater combustion systems. This axial fan assembly, also identified by part numbers FAN2027 and FAN2027K, operates on 115VAC power at 50 60Hz. As a veteran grade ventilation fan replacement, it facilitates the precise movement of air into the combustion chamber while ensuring the safe extraction of flue gases.