| Specification Model | Rate Capacity | Frequency | Welding Current | Diameter | Press Power | Usage Rate |
| KVA | Hz | A | inch | Kg/cm | % | |
| WT-F 30 WT-F 50 |
30 | 50 / 60 | 16000 | 12"-16" | 650 | 30 |
| 40 | 50 / 60 | 17000 | 16"-20" | 800 | 40 | |
| 50 | 50 / 60 | 18000 | 20"-24" | 800 | 40 |
| Specification Model | Rate Capacity | Frequency | Welding Current | Diameter | Press Power | Usage Rate |
| KVA | Hz | A | inch | Kg/cm | % | |
| WT-F 30 WT-F 50 |
30 | 50 / 60 | 16000 | 12"-16" | 650 | 30 |
| 40 | 50 / 60 | 17000 | 16"-20" | 800 | 40 | |
| 50 | 50 / 60 | 18000 | 20"-24" | 800 | 40 |