Kestrix NS-4590 Ultra 2-Bay NAS (2.5GbE)
NAS Systems · Kestrix · SKU NS4590-ULTRA · Released 2023 · Updated 2026-10-19
Key facts
| Benchmark index | 1,203 (NAS Systems scale) |
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| Category rank | #36,271 |
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| Street price | $159 |
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| Power | 24 W |
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| Performance per dollar | 7.57 |
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| Released | 2023 |
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Specifications
| Brand | Kestrix |
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| Model | Kestrix NS-4590 Ultra |
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| Drive bays | 2× 3.5"/2.5" SATA, hot-swappable |
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| Max raw capacity | 48 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, 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-3703 Prime 2-Bay NAS (2.5GbE) | 1,919 | $219 | Compare |
| Halcyra NS-8254 Ultra 5-Bay NAS (2.5GbE, M.2 Cache) | 4,507 | $1,019 | Compare |
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Cite this page: Hardware Spec Index, “Kestrix NS-4590 Ultra 2-Bay NAS (2.5GbE)”, https://vextor7.com/item/1972256 (accessed 2026-10-19).