| Model | Input voltage | No-load voltage | Efficiency | Input Power | Output curent | Duty Cycle | Welding Rod | Weight | Dimensions(cm) |
| MMA315 | 415V(3ph) | 80V | 85% | 12kw | 30-315A | 60% | 1.5-6mm | 12kg | 46.8×24.8×35 |
| MMA400 | 415V(3ph) | 80V | 85% | 13.2kw | 30-400A | 60% | 1.5-6mm | 12kg | 46.8×24.8×35 |
