Used in many HVAC / R applications, these units are the perfect choice for use in walk-in refrigerators, tanks, refrigerated display cases, holding and specialty cabinets, dairy cases, freezers, floral displays and much more. They are able to obtain interior temperature readings remotely from outside of the cabinet and can be retro-fitted.The 7112-01 features a front flange, back connect, flush mount. It has three (3) .156" diameter mounting holes equally spaced on 2.625" diameter bolt circle. It has a 2.5" dial diameter and 48" capillary length