The Inverter Welding Power Source MAX dp 171C developed by STEL concentrates high performance for Stick and Tig welding with the most stringent safety requirements for the work place.Advanced Technology thanks to the use of the DSP (Digital Signal Processor) that controls all the inverter signals. VRD, TIG lift and variable slope down features, satisfy the requirements of every work place.With pulsing in TIG (up to999 Hz) and in Electrode (innovative ARC PULSING - from 0,4 to 5 Hz) makes the MAX dp 171C a really unique product.