The GYS TIG 250 AC/DC TRI is a professional three-phase (400V) TIG welding machine designed for intensive industrial applications. It offers high-performance AC/DC TIG welding, suitable for a wide range of materials including aluminum, steel, stainless steel, copper, and titanium, alongside MMA welding capabilities. Key features include pulsed TIG, spot welding, 2T/4T modes, adjustable pre-gas and post-gas, upslope and downslope control, and compatibility with 10 kVA generators. With a robust duty cycle of 250A at 60% (40°C) for both TIG and MMA processes, it ensures reliable and consistent operation in demanding environments.