Drop-In Slim Frost Top,54-15/16"L,accommodates (2) full size sheet pan,auto defrost,electronic adjustable temperature control can be mounted to either side of condensing unit or remotely up to 4 from unit,1" NPT drain,remote refrigeration,with control panel (shipped loose),designed for remote refrigeration (condensing unit by others),utilizes R-404A refrigerant,Made in USA,Height:8.63 Width:54.94 Depth:21.06