Rotary Screw Air Compressor w/Air Dryer 20 HP Free Air CFM @ Max Pressure 83 Max Pressure 125 psi Voltage 230 Phase 3 Full Load Amps 56.4 Tank Size 120 gal. Tank Type Horizontal(F)NPT Outlet 1 In. dBA @ 3 Feet 68 - Motor RPM Duty Continuous R-134a Refrigerant Ambient Temp Range 33 to 104 Degrees F Overall Length 77-1/2 In. Overall Depth 36 In. Overall Height 71 In.