Kestrix NS-3550 Pro 4-Bay NAS (2.5GbE, M.2 Cache)
NAS Systems · Kestrix · SKU NS3550-PRO · Released 2023 · Updated 2026-10-21
Key facts
| Benchmark index | 4,977 (NAS Systems scale) |
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| Category rank | #19,600 |
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| Street price | $1,179 |
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| Power | 45 W |
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| Performance per dollar | 4.22 |
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| Released | 2023 |
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Specifications
| Brand | Kestrix |
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| Model | Kestrix NS-3550 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 | 8-core x86, up to 3.2 GHz |
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| Memory | 8 GB DDR5 |
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| Network | 2× 2.5GbE |
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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 | Btrfs, ext4 |
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| USB | 2× USB 3.2 Gen 2 (10Gbps) |
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Related guides
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| Model | Benchmark | Price | Compare |
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| Kestrix NS-7427 Pro 4-Bay NAS (1GbE) | 3,409 | $549 | Compare |
| Novexa NS-1516 Core 2-Bay NAS (2.5GbE) | 1,685 | $199 | Compare |
| Novexa NS-2456 Plus 4-Bay NAS (1GbE, M.2 Cache) | 4,402 | $929 | Compare |
| Kestrix NS-7211 XT 12-Bay NAS (10GbE, M.2 Cache) | 6,172 | $1,819 | Compare |
| Kestrix NS-1255 Edge 8-Bay NAS (10GbE, M.2 Cache) | 6,544 | $1,659 | Compare |
| Novexa NS-9329 Pro 5-Bay NAS (2.5GbE, M.2 Cache) | 5,131 | $1,259 | Compare |
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Cite this page: Hardware Spec Index, “Kestrix NS-3550 Pro 4-Bay NAS (2.5GbE, M.2 Cache)”, https://vextor7.com/item/3204628 (accessed 2026-10-21).