... approval 2.OEM accept 3.IGBT tech mig welder/MIG welding machine/Inverter DC MIG welding IGBT Inverter DC MIG (GMAW)welding ... and continuously provide wire feeding wihtout interruption3.Litter welding spatter,deep welding pool,stable welding,good welding surface, ... 1 year warrant,Engnieers analyze and solve problem7.Economic,no-load,enviromentalParameterInput power voltage:AC220V±15%Input voltage ...