KOBEWELD KB-301S
| Model | KB-301S |
| Standard input voltage | AC220+10% |
| Valid input voltage range | 120-280V |
| Frequency | 50/60Hz |
| Rated input capacity | 4,2KVA |
| Rated input current | 20A |
| Output voltage | 78V |
| Duty cycle | 60%140A / 100&109A |
| Current adjusting range | 201-140A |
| Voltage adjusting range | 20.8-24.8V |
| Efficiency | 85% |
| Shell protection class | 1P21S |
| Overall dimension | 280 x 90 x 260mm |
| Net weight | 59Kg |
| Suitable Electrode size | 2.5/3.2 4.0mm |