... ,saving energy. 2.Easy arc starting... ZX7 Series----MOSFET Invert Smaw Welder DESC/MODEL NO.ZX7-200ZX7-250ZX7-300ZX7-400Input phasesSingle phase ... *205*355670*355*633Weight(KG)8193740Feather1. Professional inverter DC SMAW welder, mixed functions of SMAW, TIG, gouge arc and etc., ... . Applicable to petrochemistry, electric power, construction, maintenance, hardware industry, etc. Invert Smaw Welder