| Manufacturer | Wenzhou Samei Electric Co. Ltd. |
| Category | Transformer |
| Price | ￥ |
| Origin | Zhejiang Wenzhou |
| Imported or not | Yes |
| voltage ratio | 220:12. |
| Power phase | Single |
| Rating Power | 4000 W |
| Tidal approach | Open |
| The cooling method. | Naturally cold. |
| cooling form | Dry |
| Frequency properties | Low frequency |
| Brand | TONGMI |
| Round Group Forms | Segregation |
| Iron Form | Heart |
| Iron | Type E |
| Body structure | Stand |
| Efficiency | 90 |
| Model | 220V straight currents 12V, 220V straight currents 24V, 220V straight currents 48V, other voltages customized |
| Whether or not to export a source of goods exclusively across borders | Yes |
| Output voltage | Customise |
| Input voltage | Single 220V |
