Hardware Spec Index

Novexa HD-4392 Ultra 20TB 7,200 RPM CMR NAS Hard Drive

Hard Drives · Novexa · SKU HD4392-ULTRA · Released 2025 · Updated 2026-10-21

Key facts

Benchmark index2,328 (Hard Drives scale)
Category rank#32,804
Street price$309
Power8 W
Performance per dollar7.53
Released2025

Specifications

BrandNovexa
ModelNovexa HD-4392 Ultra
Capacity20 TB
ClassNAS
RecordingCMR (conventional magnetic recording)
Spindle speed7,200 RPM
Cache512 MB
InterfaceSATA 6 Gb/s
Sustained transfer280 MB/s
Workload rating300 TB/year
MTBF1.2 million hours
Helium-filledYes
Warranty3 years

Related guides

CMR vs SMR Hard DrivesNAS RAID Levels Explained

Similar Hard Drives

ModelBenchmarkPriceCompare
Mirenta HD-8258 Plus 2TB 5,400 RPM CMR Surveillance Hard Drive1,002$79Compare
Mirenta HD-7191 SE 6TB 5,400 RPM CMR Desktop Hard Drive1,638$199Compare
Altrix HD-7811 Plus 8TB 7,200 RPM CMR Surveillance Hard Drive1,705$169Compare
Altrix HD-1429 Pro 6TB 5,400 RPM CMR Surveillance Hard Drive1,668$169Compare
Altrix HD-9426 Core 2TB 5,400 RPM CMR Surveillance Hard Drive863$59Compare
Altrix HD-1799 Pro 12TB 7,200 RPM CMR NAS Hard Drive2,260$339Compare

All Hard Drives · JSON

Cite this page: Hardware Spec Index, “Novexa HD-4392 Ultra 20TB 7,200 RPM CMR NAS Hard Drive”, https://vextor7.com/item/179941 (accessed 2026-10-21).