... Adopt IGBT Inverter technology 2. Can be DC TIG, DC Pulse TIG, MMA Feature: 1. DC TIG Welding machine adopt international ... be upgrade and cooperate with automatic welding machinery. 2. Adopt soft contact functional key-press in ... loaded easily. 4. Meet the demands of DC TIG, pulse DC TIG,MMA welding,and so on. 5 ... 245×420565×310×630 WS-200DII is new design: WS-500D is the green-gray housing, Please ...