NBC-500 Inverter MIG MAG Welder 1.IGBT technology 2.Support CO2,MIG ,MAG 3.Efficiency increased by 30% -50%. 4 Reliable,safe Anti ... and the latest anti-wire control circuit, regardless of CO2/MAG, solid core / core of what kind of drug combinations ... perfect overvoltage, under voltage, over temperature, over current and overload automatic protection function, safe and reliable.5.Widely used in various ...