3.5 Ton AC/HP Air Handler, Airflow: Multiposition, Volts: 208-230, Hertz: 60, Phase: 1, CFM: 1519, Refrigerant: R-410A, Motor Type: ECM, Metering Device: TXV, Connection Size: Suction-7/8", Liquid-3/8", Type: Air Source, Dimensions: 49-5/8''H X 21-1/8''W X 22-1/16''D, Weight: 157 lbs ***Compatible Heat Kits: EHK(05-10)AKN, EHK(05-20)AKB, EHK09AKCN, EHK(15-20)AKF, EHK(15-18)AHN (not included)*** **Unit Requires Kits for Downflow Application: EBAC02DFA (Not Included)**