4 Ton AC/HP Air Handler, Airflow: Multiposition, Volts: 208-230, Hertz: 60, Phase: 1, CFM: 1875, Refrigerant: R-410A, Motor Type: ECM, Metering Device: TXV, Connection Size: Suction-7/8", Liquid-3/8", Type: Air Source, Dimensions: 53-7/16''H X 24-5/8''W X 21''D, Weight: 155 lbs ***Compatible Heat Kits: HKTSN(03-06)X1, HKTS*(05-10)X1, HKTSD15XA/B, HKTS*15X3, WKS (not included)*** **Unit Requires a Kit for Downflow Application: DFKE-03 (Not Included)**