Dell PowerStore NVMe Expansion Enclosure (ENS24) vs NetApp Storage Shelves NS224
Side-by-side specifications from the vendors' own documents. The PowerStore NVMe expansion enclosure, labelled ENS24 in the Dell hardware guide, adds 24 2.5-inch NVMe drive slots in 2U to a PowerStore base appliance. The NetApp NS224 is a 2U 24-drive NVMe storage expansion shelf delivering end-to-end NVMe-over-Fabrics connectivity to NetApp AFF, ASA, and FAS systems.
| Dell PowerStore NVMe Expansion Enclosure (ENS24) | NetApp Storage Shelves NS224 | |
|---|---|---|
| Brand | Dell | NetApp |
| Status | current | current |
| Released | — | Sep 2019 |
| Form factor | 2U rack | 2U rack |
| Drive bays | 24x 2.5-inch NVMe drives | 24x hot-swap 2.5-inch NVMe U.2/U.3 SSD slots |
| Controller modules | Two Link Controller Cards (LCC), each with an Access Module and Drive Interface Board | — |
| Power supply | Two power supply modules | Dual redundant hot-swap power supplies and cooling fans |
| Height cm | 8.89 | — |
| Width cm | 43.18 | — |
| Depth cm | 65.3 | — |
| Weight kg populated | 26.08 | — |
| Enclosure type | — | 2U 24-drive NVMe SSD expansion shelf |
| Supported drives | — | NVMe TLC SSDs (1.9TB to 30.7TB) and NVMe QLC SSDs (15.3TB, 30.7TB) |
| Shelf modules | — | Dual hot-swappable NSM100 or NSM100B NVMe shelf modules |
| Shelf interconnect | — | 100GbE RoCEv2 (RDMA over Converged Ethernet) with QSFP28 ports |
| Compatible controllers | — | AFF A1K, A90, A70, A50, A30, A900, A800, A400, A250, C800, C400, C250, ASA series |
| Management | — | Integrated shelf management via ONTAP |
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