| THF | Single phase transformer |
| WT | Single phase transformer |
| 3WT | Three phase transformer |
| WTC | Single phase transformer (with cabinet) |
| 3WTC | Three phase transformer (with cabinet) |
| SCT | Scot Transformer |
| HA | Down Transformer (Input 110-120-125Ｖ／Output 100Ｖ) |
| HE | Down Transformer (Input 200-220-230-240Ｖ／Output 100Ｖ) |
| UP | Up Transformer (Input 100Ｖ／Output 110-120-200-220-230-240Ｖ) |
| ATC | Single Phase, Single winding |
Transformer (TOYO DENGENKIKI)
