| Model no | TIG-200 | TIG-400P |
| Rated input power | 5.3KW | 13.1KW |
| Input frequency | 50-60Hz | 50-60Hz |
| Output current | 10-200A | 10-400A |
| Duty cycle | 60% | 60% |
| TIG welding thickness | 0.5-8 | 0.5-20 |
| Electrode diameter | 1.6-4.0mm | 1.6-5.0mm |
| Weight | 11kgs | 31kgs |
| Dimension | 53x31x41.5cm | 67x38x63cm |