The CIGWELD TransMIG 555i is a 3-phase, 555A inverter welding system designed for demanding industrial applications. Capable of MIG, Stick, TIG, and Arc Gouging , it delivers a rated duty cycle of 555A @ 40% and 500A @ 60% , making it ideal for heavy fabrication, mining, oil and gas, civil construction, shipbuilding, defence, and structural steel work . Energy-efficient and EU ECO-Power compliant , the 555i reduces running costs while delivering powerful output. AUTO-SET synergic technology automatically sets optimal welding parameters based on material type, thickness, and consumable diameter , ensuring consistent, high-quality welds every time. P/N:W1400555