| Model | EMIG 251D | EMIG 250D |
| Input Power (V) | 230 | 400 |
| Rated Input Current (A) | 43 | 13 |
| Rated Input Capacity (kVA) | 9.9 | 5.2 |
| Rated Open Circuit Voltage(V) | 74 | 66 |
| Welding Current Adjustment Range(A) | MIG30-250/MMA 30-200 | MIG30-250/MMA 30-200 |
| Rated Output(A) (40℃) | 80%60%@250 | 80%60%@250 |
| Weight(kg) | 52 | 52 |
| LxWxH (mm) | 899x762x510 | 899x762x510 |