MAXI 315 MAXI 405 MAXI 505 SEMI-AUTOMATIC WELDING MACHINES WITH SEPARATE WIRE FEEDER AND ADJUSTMENT BY SWITCH Three-phase semi-automatic welding equipment, with separate wire feeder, recommended for industrial applications, medium and large fabrication work . MAXI power sources, usable with a wide selection of wire feeders and different length interconnecting cables, are the most complete solution for any job and ensure excellent welding performances on any thickness by granting a very stable arc in any welding position.