Halcyra NS-5391 Ultra 4-Bay NAS (2.5GbE)
NAS Systems · Halcyra · SKU NS5391-ULTRA · Released 2022 · Updated 2026-10-24
Key facts
| Benchmark index | 2,653 (NAS Systems scale) |
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| Category rank | #2,230 |
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| Street price | $289 |
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| Power | 39 W |
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| Performance per dollar | 9.18 |
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| Released | 2022 |
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Specifications
| Brand | Halcyra |
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| Model | Halcyra NS-5391 Ultra |
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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 | 2 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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| Kestrix NS-5571 Ultra 5-Bay NAS (1GbE, M.2 Cache) | 4,251 | $789 | Compare |
| Novexa NS-4801 Core 4-Bay NAS (2.5GbE, M.2 Cache) | 4,126 | $899 | Compare |
| Kestrix NS-1694 Pro 8-Bay NAS (10GbE, M.2 Cache) | 6,336 | $2,149 | Compare |
| Halcyra NS-8982 Ultra 5-Bay NAS (2.5GbE, M.2 Cache) | 4,292 | $819 | Compare |
| Mirenta NS-7949 XT 2-Bay NAS (1GbE) | 2,282 | $279 | Compare |
| Mirenta NS-5804 Edge 2-Bay NAS (2.5GbE) | 2,568 | $339 | Compare |
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Cite this page: Hardware Spec Index, “Halcyra NS-5391 Ultra 4-Bay NAS (2.5GbE)”, https://vextor7.com/item/96432558 (accessed 2026-10-24).