Carrier HH19ZA145 Limit Switch 319852-301 cross-reference your parts manual with

cross-reference your parts manual with MPN 97575 for exact verification

While some defrost sensors share similar footprints

For specialized Nordyne HVAC equipment

making it a critical component for maintaining thermal stability in heavy-duty HVACR systems and process loops

Carrier HH19ZA145 Limit Switch 319852-301 cross-reference your parts manual withThe Carrier HH19ZA145 Limit Switch is a critical safety component designed for precise thermal monitoring in HVAC furnace systems and packaged units. As a high performance OEM replacement limit switch, this disc style sensor features a normally closed circuit that provides essential protection against heat exchanger overheating. Engineered to open at 145F and close at 105F, this automatic reset limit switch ensures your heating equipment stays within