| Model no | MIG/MMA-140 | MIG/MMA-165 |
| Rated input power | 5.5KW | 6.8KW |
| Input frequency | 50-60Hz | 50-60Hz |
| Output current | 50-140A | 50-165A |
| Duty cycle | 35% | 35% |
| TIG welding thickness | 0.6-1.0 | 0.6-1.2 |
| Electrode diameter | 1.5-2.2mm | 1.5-2.2mm |
| Weight | 20kgs | 22kgs |
| Dimension | 52x27x42cm | |