American Standard® Gas/Electric Packaged System, Silver 14 Series, Input BTU Rating: 47500 Btu/hr, 208-230 V, 3/4 hp, 825 rpm Rotational Speed, 60 Hz, 1-Phase, Scroll Compressor, 3400 cfm, 14.3 SEER, 81 % AFUE Rating, Tonnage: 4 ton, R-454B Refrigerant, 72.5 dB Decibel, Direct Drive, 3/8 in Connection, Tube Connection, 3/4 in FNPT Drain Connection, 40 in L x 59 in W x 45 in H