4 Ton Communicating Compatible Split-System Air Conditioner, Volts:208/230, Hertz:60, Phase:1, SEER:17, Refrigerant:R-410A, Metering Device:TXV, Design Hi/Lo Pressure:450/250, Type:Air Source, Connection Size:3/8" X 7/8", Connection Type: Sweat, Dims:51"H X 35-3/4"W X 35-3/4"D, Weight:291 Lbs, In Mfg Box, Assembled In Mexico