Hardware Spec Index

Kestrix NS-7421 Ultra 5-Bay NAS (1GbE, M.2 Cache)

NAS Systems · Kestrix · SKU NS7421-ULTRA · Released 2019 · Updated 2026-10-22

Key facts

Benchmark index4,589 (NAS Systems scale)
Category rank#41,823
Street price$889
Power50 W
Performance per dollar5.16
Released2019

Specifications

BrandKestrix
ModelKestrix NS-7421 Ultra
Drive bays5× 3.5"/2.5" SATA, hot-swappable
Max raw capacity120 TB
Processor8-core x86, up to 3.1 GHz
Memory8 GB DDR4
Network2× 1GbE
M.2 NVMe slots2× (cache or storage pool)
PCIe expansionNone
RAIDRAID 0/1/5/6/10, JBOD
File systemBtrfs, ext4
USB2× USB 3.2 Gen 1

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Cite this page: Hardware Spec Index, “Kestrix NS-7421 Ultra 5-Bay NAS (1GbE, M.2 Cache)”, https://vextor7.com/item/5665273 (accessed 2026-10-22).