| Specification Model | Rated capacity | Rated primary Voltage | Rated Frequency | Welding current | Welding ability | Max. pressure | Use rate |
| KVA | V | Hz | A | m x m | Kg | % | |
| WT-E | 20 | 220 | 50 / 60 | 10,000 | 2 x 2 | 110 | 30 |
| 25 | 220 | 50 / 60 | 12,000 | 4 x 4 | 110 | 30 | |
| 30 | 220 | 50 / 60 | 15,000 | 6 x 6 | 110 | 30 |



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