MIG Welder Welding Processes MIG/Flux Core Input Voltage 230/460/575VAC Welded Material Mild Steel Aluminum Material Thickness Mild Steel 22 ga. to 1/2 In. Portability Wheeled Mounted 1 Phase Material Thickness Aluminum 14 ga. to 3/8 In. Millermatic 252 w/Spool Rated Output 200A@28VDC/250A@28VDC Duty Cycle 60 Percent/40 Percent 60 Hz 42/21/17A Input Amps Output Range 30 to 300A DC Wire Size 0.023 in to 0.045 In./Flux 0.030 to 0.045 In. Overall Height 30 In. Overall Width 19 In.