4 Ton AC/HP Communicating Air Handler, Airflow: Multiposition, Volts: 208-240, Hertz: 60, Phase: 1, CFM: 1450, Refrigerant: R-410A, Motor Type: ECM, Metering Device: TXV, Connection Size: Suction-7/8", Liquid-3/8", Type: Air Source, Dimensions: 50-1/2''H X 21''W X 21-11/16''D, Weight: 129 lbs ***Compatible Heat Kits: RXBH-1724?(03-10)J-B, RXBH-1724A(13-20)J-B, RXBJ-1724A18J-B, RXBH-24A(20-30)J-B (not included)*** **Compatible With Econet Enabled Units**