Carrier HH19ZA145 Limit Switch 319852-301 00 inches in length

00 inches in length

utilizing original equipment manufacturer parts like the Reznor 98481 ensures the system remains within its original safety and performance specifications

it is backward compatible with single-stage equipment by configuring the installer setup accordingly

The mechanical construction features a robust dial shaft and rugged housing

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

Carrier HH19ZA145 Limit Switch 319852-301 00 inches in lengthThe 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