Master-Bilt 19-14783-AR Temperature Control UFA Solla Teck FCA-23 The Master-Bilt 19-14783-AR Temperature Control UFA SollaTeck FCA-23 regulates operating temperatures by monitoring sensor input and controlling the refrigeration cycle to maintain programmed settings. It responds to temperature changes by cycling connected components as needed, supporting consistent cooling conditions... https://partsfe.com/master-bilt-19-14783-ar-temperature-control-ufa-solla-teck-fca-23