... 0.5mm, with various functions of spot welding, short-seam welding, long-seam welding. Product Character: 1. Suitable for sheet over 0 ... , etc, and various wire, 8. Little spatter, uniform welding pool, good welding shape. ModelNBC-200/380V NBC-220/220VFNBC-250 NBC ... V20-34V/20-30V20V-34V20V-36V22V-45V22V-55VDuty Cycle35%Welding Current40A-200A40A-250A40A-250A60A-350A60A-500A Protection grade14-2915- ...