Kestrix NS-4165 Ultra 2-Bay NAS (2.5GbE, M.2 Cache)
NAS Systems · Kestrix · SKU NS4165-ULTRA · Released 2025 · Updated 2026-10-19
Key facts
| Benchmark index | 3,407 (NAS Systems scale) |
|---|
| Category rank | #8,921 |
|---|
| Street price | $599 |
|---|
| Power | 29 W |
|---|
| Performance per dollar | 5.69 |
|---|
| Released | 2025 |
|---|
Specifications
| Brand | Kestrix |
|---|
| Model | Kestrix NS-4165 Ultra |
|---|
| Drive bays | 2× 3.5"/2.5" SATA, hot-swappable |
|---|
| Max raw capacity | 56 TB |
|---|
| Processor | 4-core ARM, 1.7 GHz |
|---|
| Memory | 4 GB DDR4 |
|---|
| Network | 2× 2.5GbE |
|---|
| M.2 NVMe slots | 2× (cache or storage pool) |
|---|
| PCIe expansion | None |
|---|
| RAID | RAID 0/1, JBOD |
|---|
| File system | Btrfs, ext4 |
|---|
| USB | 2× USB 3.2 Gen 2 (10Gbps) |
|---|
Related guides
Similar NAS Systems
| Model | Benchmark | Price | Compare |
|---|
| Halcyra NS-4075 Core 5-Bay NAS (2.5GbE, M.2 Cache) | 4,651 | $949 | Compare |
| Novexa NS-2431 Ultra 8-Bay NAS (10GbE, M.2 Cache) | 6,550 | $1,729 | Compare |
| Novexa NS-5857 SE 2-Bay NAS (1GbE) | 1,275 | $149 | Compare |
| Halcyra NS-2220 Ultra 12-Bay NAS (10GbE, M.2 Cache) | 5,965 | $1,919 | Compare |
| Halcyra NS-5430 Prime 12-Bay NAS (10GbE, M.2 Cache) | 6,778 | $2,149 | Compare |
| Halcyra NS-4974 Pro 2-Bay NAS (2.5GbE) | 3,100 | $429 | Compare |
All NAS Systems · JSON
Cite this page: Hardware Spec Index, “Kestrix NS-4165 Ultra 2-Bay NAS (2.5GbE, M.2 Cache)”, https://vextor7.com/item/97276481 (accessed 2026-10-19).