verify static pressure and temperature rise against the data plate before assuming the switch is faulty

Contractor Grade Durability: Built with robust ceramic insulation and a high-grade metal alloy probe for extended service life in demanding HVACR applications

You can also check the coil resistance with an ohmmeter

Installing a switch with a higher opening temperature can lead to heat exchanger damage or fire hazards

Carrier 00501143 Rubber Ring Els PW 17895 verify static pressure and temperatureThe Carrier 00501143 Bearing Rubber Ring is a critical OEM replacement part designed to provide precise cushioning and vibration isolation for HVAC blower motor assemblies. Engineered specifically for Carrier, Bryant, and Payne equipment, this high grade rubber mounting ring ensures that the motor bearing remains securely seated while absorbing operational harmonics. By maintaining proper alignment and reducing mechanical stress, this HVAC replacement