The ThinkSystem DE series storage arrays are available in several configurations and models. This guide provides installation and maintenance information for 2U* and 4U* models.
| Family | Model | Machine Type | Form factor | Drives |
| DE2000 | DE2000H | 7Y70 | 2U | 12 |
| DE2000H | 7Y71 | 2U | 24 | |
| DE4000 | DE4000H | 7Y74 | 2U | 12 |
| DE4000H | 7Y75 | 2U | 24 | |
| DE4000F | 7Y76 | 2U | 24 | |
| DE4000H | 7Y77 | 4U | 60 | |
| DE6000 | DE6000H | 7Y78 | 2U | 24 |
| DE6000F | 7Y79 | 2U | 24 | |
| DE6000H | 7Y80 | 4U | 60 | |
| Drive shelves (expansion shelves) | DE120S | 7Y63 | 2U | 12 |
| DE240S | 7Y68 | 2U | 24 | |
| DE600S | 7Y69 | 4U | 60 |