This Holzmann PISA200ACDC 200A ACDC Pulse TIG Welder is used to weld thin sections of stainless steel, and non-ferrous metals such as aluminium, magnesium and copper alloys. It features a 5-200 A welding current range, low start-up current, and high-quality torch. The Pulse function enables improved control and setting up the pulse will moderate the heat as you weld, and ensure you have enough heat present at the joint without over-layering the weld with filler metal or burning through the metal. Also, it includes pressure relief, welding place equipment, and WIG-welding place equipment. Suitable for mild steel, stainless steel, and aluminium. Voltage: 230V.