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The Armstrong Furnace R40154B010 Limit Switch is a critical high-limit safety control engineered for precise thermal monitoring in residential heating systems
which can compromise the entire control loop
"HERM" connects to the compressor (hermetic) start winding
Dual-Rated Precision: Delivers 50+5 MFD at +/- 5% tolerance for stable compressor and fan operation
Aaon P81570 Limit Switch Els PW 17895 The Armstrong Furnace R40154B010 LimitWhen you are dealing with high capacity AAON units, the Aaon P81570 Limit Switch is a critical component for maintaining secondary safety and equipment integrity. This OEM replacement hi limit switch is engineered with a 7 inch insert probe to provide accurate thermal sensing deep within the cabinet or ductwork, ensuring the system Reacts to over temperature conditions before damage occurs to the heat exchanger or downstream components. Operating on