The Miller Maxstar 280 DX provides up to 280 amps of DC TIG and MMA welding output along with a smooth, stable arc. Advanced technologies, such as Pulse, reduce heat input, increase travel speeds and improve arc directional control. Auto-Line™ technology allows the machine to be connected to any mains voltage within the specified range. The Maxstar 280 DX addresses demands for precision fabrication, adding extended Pulse ranges for maximum DC capability. Exclusive Pro-Set™ technology eliminates guesswork by providing pre-set welding parameters.