Magnetic Fluorescent Ballast Cross Reference
| Footage Range (Approximate) |
Advance | Signa/Universal | France | Allanson | Magnetek |
| One Lamp | |||||
| 2-4 | -- | 148 | 168DR | 148-AT | 256-148 |
| 4-8 | 0412-12 | 248 | -- | 272-AT | -- |
| 4-12 | 0412-12 | 272 | 268DR | 272-AT | 256-272 |
| Two Lamp | |||||
| 4-8 | -- | 248 | 268DR | 272-AT | 256-272 |
| 4-12 | 0412-12 | 272 | 268DR | 272-AT | 256-272 |
| 8-16 | -- | 448 | 288DR | 448-AT | 256-448 |
| 12-16 | 0620-24 | 296 | 288DR | 296-AT | 256-296 |
| 12-18 | -- | 372 | -- | 372-AT | 256-372 |
| 12-24 | 1224-24 | 396 | -- | -- | |
| Three Lamp | |||||
| 6-12 | 0620-24 | 348 | 348DR | 348-AT | 256-348 |
| 12-18 | 0620-24 | 372 | 368DR | 372-AT | 256-372 |
| 18-24 | 1224-24 | 396 | 388DR | 396-AT | 256-396 |
| 16-28 | -- | 484 | -- | -- | -- |
| 26-36 | -- | -- | 3128DR | -- | -- |
| Four Lamp | |||||
| 8-16 | 0620-24 | 448 | 448DR | 448-AT | 256-448 |
| 10-22 | -- | 464 | -- | 648-AT | 256-648 |
| 12-20 | 0620-24 | 464 | 458DR | 648-AT | 256-648 |
| 16-24 | 1224-24 | 472 | 468DR | 472-AT | 256-472 |
| 16-32 | 2040-24 | 496 | 588DR | -- | 256-496 |
| 24-32 | 2432-34 | 496 | 488DR | 496-AT | 256-496 |
| 36-48 | 2448-46 | 696 | 688DR/4128DR | 696-AT | 256-696 |
| Five Lamp | |||||
| 10-25 | -- | 648 | -- | -- | |
| 20-30 | 1240-46 | 672 | 568DR | 572-AT | |
| 24-36 | 1240-46 | 672 | 668DR | 672-AT | |
| 26-40 | 1240-46 | 696 | 588DR | -- | |
| 32-48 | 2448-46 | 696 | -- | 696-AT | |
| Six Lamp | |||||
| 10-25 | -- | 648 | -- | -- | |
| 24-36 | 1240-46 | 672 | 668DR | 672-AT | |
| 36-48 | 2448-46 | 696 | 688DR | 696-AT | |
