... inverter technology 2.hot start,arc force,overload protection MMA-200 welding machine 1. Advanced IGBT inverter technology, stable current, ... for TIG and MMA of various metals; 4.Stable arc, high welder speed, little spatter, suitable for filler wire welding, ... line compensate ability, anti-power supply fluctuation, steady welding current, reliable performance.3. Inside has proteitive circait for ...