Royce Welding Machine 300s

The Royce Welding Machine 300S (often called MMA-300S or RAC-300S) is a portable inverter arc welding machine designed for both home and light professional welding work. Input Voltage: 220–230V (single phase) Frequency: 50–60 Hz Current Range: 20A – 300A Electrode Size: 1.6 mm – 4.0 mm (up to 5.0 mm in some cases) Input Capacity: ~8.7 – 17.2 kVA No-load Voltage: ~65–75V