Novexa NS-5581 Plus 4-Bay NAS (2.5GbE)
NAS Systems · Novexa · SKU NS5581-PLUS · Released 2025 · Updated 2026-10-25
Key facts
| Benchmark index | 3,244 (NAS Systems scale) |
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| Category rank | #32,581 |
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| Street price | $479 |
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| Power | 41 W |
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| Performance per dollar | 6.77 |
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| Released | 2025 |
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Specifications
| Brand | Novexa |
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| Model | Novexa NS-5581 Plus |
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| Drive bays | 4× 3.5"/2.5" SATA, hot-swappable |
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| Max raw capacity | 112 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× 2.5GbE |
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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 | ZFS |
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| USB | 2× USB 3.2 Gen 2 (10Gbps) |
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Related guides
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| Novexa NS-5227 Plus 4-Bay NAS (1GbE) | 2,560 | $289 | Compare |
| Halcyra NS-2886 XT 8-Bay NAS (2.5GbE, M.2 Cache) | 5,440 | $1,479 | Compare |
| Novexa NS-9878 Max 4-Bay NAS (2.5GbE, M.2 Cache) | 3,802 | $779 | Compare |
| Mirenta NS-2781 XT 4-Bay NAS (1GbE) | 2,277 | $259 | Compare |
| Novexa NS-9901 Max 8-Bay NAS (10GbE, M.2 Cache) | 5,864 | $1,669 | Compare |
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Cite this page: Hardware Spec Index, “Novexa NS-5581 Plus 4-Bay NAS (2.5GbE)”, https://vextor7.com/item/1099443 (accessed 2026-10-25).