What causes this sensor to fail prematurely

like the Fenwal 05-129887-036

Designed for utility and precision

Specifically engineered for the Honeywell DPR100

and Luxaire burner assemblies

Daikin-McQuay 107193101 Stat Els PW 17895 What causes this sensor toThe Daikin McQuay 107193101 Automatic Freeze Stat is a critical low limit safety control designed to protect hydronic heating coils and cooling coils from catastrophic freeze up conditions. Featuring a 240 inch vapor tension capillary element, this freeze protection thermostat ensures comprehensive coverage across large coil faces, detecting the coldest spot along any one foot section of the sensing bulb. Operating as a SPDT low limit controller, it