The ARC-220 is a heavy-duty Stick/Lift-TIG industrial welder with a 5-220A welding current, ideal for welding thin stainless steel and other metals. Featuring digital control, IGBT inverter technology, and an 80% duty cycle, it delivers stable arcs and efficient performance for industrial applications like construction and machinery repair. Equipped with safety features and adjustable settings, this welder ensures reliable operation with voltage protection and intelligent fan control for extended use.