Halcyra NS-3904 Ultra 4-Bay NAS (1GbE)
NAS Systems · Halcyra · SKU NS3904-ULTRA · Released 2021 · Updated 2026-10-25
Key facts
| Benchmark index | 2,714 (NAS Systems scale) |
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| Category rank | #45,706 |
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| Street price | $369 |
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| Power | 39 W |
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| Performance per dollar | 7.36 |
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| Released | 2021 |
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Specifications
| Brand | Halcyra |
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| Model | Halcyra NS-3904 Ultra |
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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× 1GbE |
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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 | Btrfs, ext4 |
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| USB | 2× USB 3.2 Gen 1 |
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Related guides
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|---|
| Kestrix NS-2894 Pro 4-Bay NAS (2.5GbE, M.2 Cache) | 3,872 | $629 | Compare |
| Halcyra NS-8093 Ultra 8-Bay NAS (10GbE, M.2 Cache) | 6,416 | $1,679 | Compare |
| Mirenta NS-5715 Ti 6-Bay NAS (10GbE, M.2 Cache) | 6,651 | $1,909 | Compare |
| Mirenta NS-2979 Prime 2-Bay NAS (1GbE) | 1,572 | $159 | Compare |
| Halcyra NS-9262 Ultra 4-Bay NAS (2.5GbE, M.2 Cache) | 4,880 | $1,089 | Compare |
| Kestrix NS-2364 Max 8-Bay NAS (10GbE, M.2 Cache) | 6,231 | $2,069 | Compare |
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Cite this page: Hardware Spec Index, “Halcyra NS-3904 Ultra 4-Bay NAS (1GbE)”, https://vextor7.com/item/8717280 (accessed 2026-10-25).