4 Ton High Temp AC/HP Hermetic Compressor, Volt: 380-460/380-420, Hertz:60/50, Phase:3, BTU Capacity: 47,500, Refrigerant:R-22, Sweat Connection:1/2" X 7/8", LRA:50, Includes: Internal Crankcase-Heater And Mounting Hardware , Base Dims: 7-1/2" X 7-1/2", Weight: 76 Lbs, Origin: Usa