| Rated Input Voltage (VAC) | 1P 220V | 3P-415±15% | | | 3P-415±15% |
| Input Frequency (Hz) | | | 50/60 | | |
| Max Input Power (A) | 20.3 | 13.2 | 15 | 22 | 31-7 |
| Rated Input Power (KVA) | 7.8 | 8.5 | 9.9 | 13.9 | 20 |
| No-Load Voltage (V) | 58 | 55 | 68 | 70 | 78 |
| Real Output Current (A) - TIG | 170 | 290 | 315 | 400 | 500 |
| Real Output Current (A) - MMA | 170 | 260 | 315 | 400 | 500 |
| Adjustable Current Range (A) - TIG | 15-170 | 20-315 | 10-315 | 10-400 | 10-500 |
| Adjustable Current Range (A) - MMA | 15-17 | 20-315 | 10-315 | 10-400 | 10-500 |
| Duty Cycle (%) | | | | | |
| Gas pre-flow time (S) | | | | 0.01-5 | |
| Gas Post flow time (S) | | | | 0.01-60 | |
| Arc initiation current (A) | | | | 20-40 | |
| Ramp up time (S) | | | | 0.01-10 | |
| Pulse Frequency (%) | | | | 1-90 | |
| Basic Value time (S) | | | | 0.01-10 | |
| Ramp down time (S) | | | | 0.01-10 | |
| Crater filler current (A) | | | | 20-100 | |
| Machine Weight (KG) | 7.8 | 15.8 | 27.4KG | 28.5KG | 38.5KG |
| Machine Dimension (MM) | 340*190*330 | 485*245*420 | 515*275*470 | 560*305*530 | 650*335*575 |