Halcyra NS-4004 Pro 2-Bay NAS (2.5GbE)
NAS Systems · Halcyra · SKU NS4004-PRO · Released 2025 · Updated 2026-10-20
Key facts
| Benchmark index | 1,262 (NAS Systems scale) |
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| Category rank | #24,191 |
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| Street price | $169 |
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| Power | 24 W |
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| Performance per dollar | 7.47 |
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| Released | 2025 |
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Specifications
| Brand | Halcyra |
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| Model | Halcyra NS-4004 Pro |
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| Drive bays | 2× 3.5"/2.5" SATA, hot-swappable |
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| Max raw capacity | 56 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 | Btrfs, ext4 |
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| USB | 2× USB 3.2 Gen 2 (10Gbps) |
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Related guides
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| Halcyra NS-8660 Plus 4-Bay NAS (2.5GbE, M.2 Cache) | 3,648 | $649 | Compare |
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| Novexa NS-2242 Plus 5-Bay NAS (1GbE, M.2 Cache) | 4,731 | $959 | Compare |
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Cite this page: Hardware Spec Index, “Halcyra NS-4004 Pro 2-Bay NAS (2.5GbE)”, https://vextor7.com/item/8395703 (accessed 2026-10-20).