Hardware Spec Index

Novexa HD-4253 Ultra 20TB 7,200 RPM CMR NAS Hard Drive

Hard Drives · Novexa · SKU HD4253-ULTRA · Released 2024 · Updated 2026-10-21

Key facts

Benchmark index2,266 (Hard Drives scale)
Category rank#36,397
Street price$309
Power8 W
Performance per dollar7.33
Released2024

Specifications

BrandNovexa
ModelNovexa HD-4253 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
Strivon HD-4701 XT 12TB 7,200 RPM CMR Surveillance Hard Drive1,693$149Compare
Strivon HD-1555 Edge 8TB 7,200 RPM CMR Surveillance Hard Drive1,490$139Compare
Strivon HD-9046 Ultra 16TB 7,200 RPM CMR NAS Hard Drive2,740$409Compare
Mirenta HD-2080 XT 8TB 7,200 RPM SMR Desktop Hard Drive1,446$119Compare
Strivon HD-3986 Core 6TB 5,400 RPM CMR Surveillance Hard Drive1,000$79Compare
Novexa HD-2254 Core 24TB 7,200 RPM CMR NAS Hard Drive3,100$589Compare

All Hard Drives · JSON

Cite this page: Hardware Spec Index, “Novexa HD-4253 Ultra 20TB 7,200 RPM CMR NAS Hard Drive”, https://vextor7.com/item/46980465 (accessed 2026-10-21).