IGBT Technology: Insulated Gate Bipolar Transistor (IGBT) power module. HOT START for stick electrode welding arc ignition. ARC FORCE to modify the heat of the welding arc depending on the application. External control with/without VRD (VRD - equipment output voltage reduction system for operator safety) from LCD screen. LCD screen with multifunction software. Strong, compact and lightweight design: 13.7 kg. Easy current adjustment due to its LCD display Automatic input voltage adjustment. Cable Connection Electrode Holder 1/2” Dinse Twist Mate 35-50 mm². Intelligent protection against voltage varia- tions with +/- 10%. Thermal protection that helps maintain the proper functioning of the equipment avoiding high temperatures of the internal circuits. Compatible with generators. Capable of welding up to 1/4” electrode @380 V/440 V.