MultiMig 621



Chief’s first three-phase, high-amperage model MultiMig 621 features a double pulse element that allows the weld to cool slightly during the low-frequency operation, great when welding vertically or overhead. Loaded with a large number of synergic programs that allow for welding parameters to be preset and various programmable options such as crater fill and hot start the MultiMig 621 can be used to weld and braze aluminum, galvanized sheet metal, stainless steel and high-strength steel.


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