Model: Royce MMA-400S / RAC-400
Welding type: MMA / ARC / Stick welding
Technology: IGBT inverter
Input voltage: 220–230V AC, 50–60Hz
Welding current: commonly advertised as 20–400A
Electrode size: approximately 1.6–5.0 mm
Input capacity: around 8.7 kVA
Cooling: Fan cooled
Efficiency: about 85%