Kestrix NS-9921 Ti 4-Bay NAS (2.5GbE)
NAS Systems · Kestrix · SKU NS9921-TI · Released 2023 · Updated 2026-10-19
Key facts
| Benchmark index | 3,103 (NAS Systems scale) |
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| Category rank | #30,491 |
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| Street price | $409 |
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| Power | 40 W |
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| Performance per dollar | 7.59 |
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| Released | 2023 |
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Specifications
| Brand | Kestrix |
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| Model | Kestrix NS-9921 Ti |
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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 | 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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| Model | Benchmark | Price | Compare |
|---|
| Kestrix NS-2438 Ti 8-Bay NAS (10GbE, M.2 Cache) | 6,508 | $2,049 | Compare |
| Halcyra NS-5707 Core 4-Bay NAS (2.5GbE) | 2,176 | $239 | Compare |
| Kestrix NS-6527 Pro 2-Bay NAS (2.5GbE) | 1,970 | $209 | Compare |
| Kestrix NS-7895 Core 8-Bay NAS (10GbE, M.2 Cache) | 6,987 | $1,969 | Compare |
| Kestrix NS-1286 Plus 8-Bay NAS (2.5GbE, M.2 Cache) | 5,722 | $1,489 | Compare |
| Halcyra NS-9601 XT 4-Bay NAS (1GbE, M.2 Cache) | 3,763 | $709 | Compare |
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Cite this page: Hardware Spec Index, “Kestrix NS-9921 Ti 4-Bay NAS (2.5GbE)”, https://vextor7.com/item/9102005 (accessed 2026-10-19).