1.5 Ton Single Zone Outdoor Mini-Split Heat Pump Unit, Volts:208-230, Hertz:60, Phase:1, SEER:20, CFM:541, Refrigerant:R-410A, Factory Charge:4 Lbs 10 Oz, Design Pressure High/Low:450 PSIG/240 PSIG, Metering Device:Electronic Expansion Valve, Connections:3/8" X 5/8" Flare, Cooling BTU's:18,000, Heating BTU's:21,600, Dims:323/4"H X 353/8"W X 13"D, Weight:135 Lbs, In Mfg Box, Made In Thailand.For Use With Indoor Unit ASU18RLF (Not Included)