... for Cold Room, Freezer -Integrated unit,R404a unit -TECUMSEH Hermetic compressor -For Cold Room,Feezer JZLYJ Series Mono Blocks Refrigerant Unit for Cold ... of machine, called Mono Block, or integrated unit for cold room, that integrate evaporator, condenser, compressor, ... automatic temperature set, control, and electric heater defrosting.Protection devices for over loading, sub-heating, lack of ...