... ,energy saving up to 50%, Toshiba MOSFET Inverter DC TIG200 argon Welding machine(MOSFET) welding equipment1.Advance inverter technology,small size ... 100W,it can save up to 50% electricity than traditional welders.4.Voltage fluctuating compensation function,it can work normally when ... more than 50 sets.Accessarywelding gun,earth clamp and brush. argon welding machine TIG200