The LOTOS CT520D 3-in-1 multi-process combo unit offers a powerful, space-saving solution for metal cutting and welding tasks. Designed for DIY enthusiasts, repair professionals, and light commercial fabricators, this versatile machine combines a 50A plasma cutter, 200A TIG welder, and 200A Stick/MMA welder into a portable chassis. On 220V high power, the plasma cutter easily achieves a 1/2-inch clean cut and 3/4-inch severance cut across mild steel, stainless steel, alloy steel, copper, and aluminum. The High-Frequency TIG welder provides precise arc control for clean, smooth welds on steel and stainless steel, while the Stick mode handles rugged outdoor welding applications. Built with automatic 110V/220V dual voltage recognition and lightweight portability, the CT520D ensures reliable performance anywhere you work.