ASE micro controller based Vertical Plasma freezer with digital temperature Data, inner chamber made of stainless steel (304), outer body of mild steel duly powder coated, temp up to-40°C, with built in Micro controlled based temperature indicator cum controller having audio visual alarm. having low and High Temperature audio visual alarm. And Door open Alarm,Power failure Audio Visual alarm Facility available -40*c in AC room having an accuracy of +_3*cRefrigerant HFC CFC Free. Power supply single phase 220volt. 50Hz.