| Mfr. Part No. | Description |
| MG-12 | Unbalance Current, 0 |
| MG-14 | Unbalance Current, 0.5 |
| MG-15 | Unbalance Current, 1 |
| MG-16 | Unbalance Current, 1 |
| MG-18 | Unbalance Current, 1 |
| MG-19 | Unbalance Current, 1 |
| MG-20 | Unbalance Current, 3 |
| MG-21 | Unbalance Current, 3 |
| MG-22 | Unbalance Current, 3 |
| MG-24 | Unbalance Current, 3 |
| MG-25 | Unbalance Current, 4.5 |
| MG-26 | Unbalance Current, 4.5 |