4 Ton AC/HP Air Handler, Airflow: Multiposition, Volts: 208-230, Hertz: 60, Phase: 1, CFM: 1755, Refrigerant: R-410A, Motor Type: PSC, Metering Device: Piston, Connection Size: Suction-7/8", Liquid-3/8", Type: Air Source, Dimensions: 53-7/16''H X 21''W X 21''D, Weight: 135 lbs ***Compatible Heat Kits: HKSX(03-10)XC, HKSC(05-10)XC, HKSC15X(A/B), HKSC19C(A/B), HKSC(15-20)XF (not included)***