IGBT INVERTER TECHNOLOGY - IGBT Inverter technology fitted with fan-cooled AC/DC power supply suitable for both TIG and MMA/ARC welding applications up to 200A. SUITABLE FOR WELDING A VARTIETY OF METALS - Suitable for welding a variety of metals including aluminium, magnesium, stainless steel, steel, copper, nickel and titanium. MULTI-STAGE INVERTER - 20-stage parameter adjustment program to suit welder's requirements. LIGHTWEIGHT AND PORTABLE – Weighing 8.5kg this welder is highly portable allowing the welder to be taken to the job at hand making it ideal for the mobile technician. FEATURING – Features hot start, anti-stick, forced air cooling, thermal cut-out protection and quick release switch on the torch for control of gas, saving on consumption.