Freezer package sets include condensing unit with receiver tank, evaporator coil, automatic defrost timer, expansion valve, dehydrator, sight glass, pressure controls, and solenoid valve. R404A refrigerant. Include pressure controls for cycling the system; temperature controls can be purchased separately if desired. Installer assembles and adds refrigerant, electrical, and copper lines. Semi-hermetic compressors. BTU capacity based on 90°F ambient temperature and -10°F suction temperature. 208V-230V, 1 Phase (3 Phase available, please call 1-800-472-7431). UL. Warranty: 90 Days Labor, 1 Year Parts, 5 Year Limited Compressor (Indoor use only unless proper controls are installed).