Novexa NS-5991 Pro 4-Bay NAS (1GbE)
NAS Systems · Novexa · SKU NS5991-PRO · Released 2021 · Updated 2026-10-26
Key facts
| Benchmark index | 2,081 (NAS Systems scale) |
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| Category rank | #23,010 |
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| Street price | $229 |
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| Power | 38 W |
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| Performance per dollar | 9.09 |
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| Released | 2021 |
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Specifications
| Brand | Novexa |
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| Model | Novexa NS-5991 Pro |
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| Drive bays | 4× 3.5"/2.5" SATA, hot-swappable |
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| Max raw capacity | 96 TB |
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| Processor | 4-core ARM, 1.7 GHz |
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| Memory | 4 GB DDR4 |
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| Network | 2× 1GbE |
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| M.2 NVMe slots | None |
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| PCIe expansion | None |
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| RAID | RAID 0/1/5/6/10, JBOD |
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| File system | Btrfs, ext4 |
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| USB | 2× USB 3.2 Gen 1 |
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Related guides
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| Kestrix NS-6865 Ultra 6-Bay NAS (1GbE, M.2 Cache) | 4,675 | $1,019 | Compare |
| Kestrix NS-3978 SE 12-Bay NAS (10GbE, M.2 Cache) | 6,890 | $2,069 | Compare |
| Mirenta NS-4665 Plus 12-Bay NAS (10GbE, M.2 Cache) | 6,722 | $1,889 | Compare |
| Novexa NS-4943 Prime 8-Bay NAS (10GbE, M.2 Cache) | 6,258 | $1,649 | Compare |
| Mirenta NS-8624 Prime 12-Bay NAS (10GbE, M.2 Cache) | 6,236 | $1,889 | Compare |
| Novexa NS-8249 Edge 2-Bay NAS (2.5GbE) | 2,135 | $289 | Compare |
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Cite this page: Hardware Spec Index, “Novexa NS-5991 Pro 4-Bay NAS (1GbE)”, https://vextor7.com/item/79065602 (accessed 2026-10-26).