Kestrix NS-4921 Max 2-Bay NAS (2.5GbE)
NAS Systems · Kestrix · SKU NS4921-MAX · Released 2023 · Updated 2026-10-26
Key facts
| Benchmark index | 1,889 (NAS Systems scale) |
|---|
| Category rank | #9,383 |
|---|
| Street price | $199 |
|---|
| Power | 26 W |
|---|
| Performance per dollar | 9.49 |
|---|
| Released | 2023 |
|---|
Specifications
| Brand | Kestrix |
|---|
| Model | Kestrix NS-4921 Max |
|---|
| Drive bays | 2× 3.5"/2.5" SATA, hot-swappable |
|---|
| Max raw capacity | 48 TB |
|---|
| Processor | 4-core ARM, 1.7 GHz |
|---|
| Memory | 4 GB DDR4 |
|---|
| Network | 2× 2.5GbE |
|---|
| M.2 NVMe slots | None |
|---|
| 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 |
|---|
| Kestrix NS-7400 XT 12-Bay NAS (10GbE, M.2 Cache) | 7,045 | $2,409 | Compare |
| Kestrix NS-1497 Plus 12-Bay NAS (10GbE, M.2 Cache) | 6,042 | $2,089 | Compare |
| Novexa NS-7020 Core 12-Bay NAS (10GbE, M.2 Cache) | 7,113 | $2,189 | Compare |
| Novexa NS-9748 Core 6-Bay NAS (10GbE, M.2 Cache) | 6,252 | $1,829 | Compare |
| Novexa NS-6397 Prime 12-Bay NAS (10GbE, M.2 Cache) | 7,125 | $2,269 | Compare |
| Mirenta NS-6812 Edge 5-Bay NAS (2.5GbE, M.2 Cache) | 3,934 | $709 | Compare |
All NAS Systems · JSON
Cite this page: Hardware Spec Index, “Kestrix NS-4921 Max 2-Bay NAS (2.5GbE)”, https://vextor7.com/item/18967784 (accessed 2026-10-26).