Inverter DC ARC Welder,160 amp IGBT welder High duty cycle ,stable arc,energy saving,economical INVERTER TECHNOLOGY ,OEM A. Function and features1. ... 3. Easy for arc starting, little spatter, excellent welding performance 4. Stable current, nice welding shape with high quality of welding bead5. ... . One Year Warranty. 3. Technical Support. 4. CCC certificate ARC-200I IGBT Inverter DC IGBT ARC Welder