ce, Anti-sticking, easy arcing, smooth welding and perfect welding results.Supplied complete with electrode holder, earth clamp?and strong carton box.Technical Specifications:ITEM MODELMMA-120HMMA-140HMMA-160HMMA-180HMMA-200HRated voltage(V)220v±15%220v±15%220v±15%220v±15%220v±15%Frequency(Hz)50/6050/6050/6050/6050/60Rated input capacity(Kva)6.87.17.57.88No load voltage(V)5656565656Output current range20-120A20-14020-16020-18020-200Duty cycle(%)30%30%30%30%30%Insulation classH?H?H?H?HP