Inverter with single phase input for MMA and Liftig direct current (DC) welding. Excellent welding properties in basic and rutile electrodes, with adjustable Hot Start and Arc Force and pulsed MMA function for overhead, gapped workpieces, or different material thicknesses welds improving the end of the weld bead. Arc Off function that allows extinguish the arc at an adjustable distance without damaging the workpiece and pulsed Liftig option. Compact, lightweight and portable with handle and adjustable shoulder strap. Low power consumption and overvoltage protection system, allowing connection to generators. Essential equipment for virtually all industries and services, whether for indoor use or outdoors with ease of use and several functionalities. VRD version equipped with Voltage Reduction Device to reduce the no load voltage at the machine terminals.