| Model | Controller | Host Connectivity | Drive Interface | Drive Bays |
| SA-8808D | 2 | Pcle | SATA ll | 24 |
| SA-6608D | 2 | Pcle | SATA ll | 16 |
| SA-4508S | 1 | Pcle | SATA ll | 12 |
| Raid Model | Host Switch | Device Switch | Drive Interface | NT re-drive card |
| SA-8808D(W4) | SW-2208S | SW-2308S | SATA ll | 4 |
| SA-8808D(W8) | SW-2508S | SW-2308S | SATA ll | 8 |