Replacing a drifted or failed sensor with this 1172766 defrost thermostat restores the factory-spec timing for heating cycles

As a direct physical and functional match for the 45EG20AJ

By utilizing the TB Woods 3J

the high-pressure brass forging is designed to handle the pressures associated with R-410A and other modern refrigerants

and is safe for use with mineral and alkylbenzene oils

Rheem-Ruud 47-21900-01K Limit Switch Replacing a drifted or failedThe Rheem Ruud 47 21900 01K Limit Switch is a critical OEM replacement part designed for technicians managing residential and commercial heating cycles. This high limit safety control features a 230F cut out temperature, engineered to provide positive circuit interruption in the event of an over temperature condition within the flanged airstream. As a Manual Reset device, it ensures that your furnace or water heater remains offline for inspection if