Novexa NS-4551 Ultra 6-Bay NAS (1GbE, M.2 Cache)
NAS Systems · Novexa · SKU NS4551-ULTRA · Released 2021 · Updated 2026-10-26
Key facts
| Benchmark index | 4,510 (NAS Systems scale) |
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| Category rank | #42,441 |
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| Street price | $1,029 |
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| Power | 57 W |
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| Performance per dollar | 4.38 |
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| Released | 2021 |
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Specifications
| Brand | Novexa |
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| Model | Novexa NS-4551 Ultra |
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| Drive bays | 6× 3.5"/2.5" SATA, hot-swappable |
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| Max raw capacity | 144 TB |
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| Processor | 4-core x86, up to 3.2 GHz |
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| Memory | 16 GB DDR4 ECC |
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| Network | 2× 1GbE |
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| M.2 NVMe slots | 2× (cache or storage pool) |
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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 1 |
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Related guides
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| Novexa NS-2567 SE 6-Bay NAS (1GbE, M.2 Cache) | 4,621 | $1,159 | Compare |
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Cite this page: Hardware Spec Index, “Novexa NS-4551 Ultra 6-Bay NAS (1GbE, M.2 Cache)”, https://vextor7.com/item/76986096 (accessed 2026-10-26).