They are the same technical product

ensuring seamless integration with building automation systems (BAS) and programmable logic controllers (PLCs)

more commonly recognized in the field as the UMC-117 controller

this 115V inducer blower features a high-torque motor and balanced impeller to minimize vibration and bearing wear

or hot gas systems found in walk-in coolers

Lennox 36K30 Limit Switch 319847-401 They are the same technicalThe Lennox 36K30 Limit Switch is a critical OEM replacement part engineered for high temperature regulation in residential and commercial gas furnaces. This auto limit switch features a 7 inch insertion length, ensuring the bimetal sensor is positioned deep within the heat exchanger airflow to accurately monitor discharge air temperatures. Configured with a 190F to 220F temperature range, the Lennox 36K30 acts as a primary safety control,