... ,160 amp IGBT welder High duty cycle ,stable arc,energy saving,economical INVERTER TECHNOLOGY ,OEM A. Function and features1. ... advanced full-bridge inverter technology of module 3. Easy for arc starting, little spatter, excellent welding performance 4. Stable current, nice ... Color2. One Year Warranty. 3. Technical Support. 4. CCC certificate ARC-200I IGBT Inverter DC IGBT ...