... WELDER Single-phase, direct current(DC), portable, fan-cooled Suitable for welding steel MIG-150R MIG/MAG WELDING MACHINE ... Single-phase, direct current(DC), portable, fan-cooled, stepless wirefeed, ... protection. Features >* Single-phase, direct current(DC), portable, fan-cooled, stepless wirefeed, thermostatic protection. * Suitable ... MIG-150R MIG/MAG WELDER MACHINE