Hardware Spec Index

Altrix HD-4491 Pro 2TB 5,400 RPM CMR Surveillance Hard Drive

Hard Drives · Altrix · SKU HD4491-PRO · Released 2023 · Updated 2026-10-22

Key facts

Benchmark index1,140 (Hard Drives scale)
Category rank#11,625
Street price$99
Power4 W
Performance per dollar11.52
Released2023

Specifications

BrandAltrix
ModelAltrix HD-4491 Pro
Capacity2 TB
ClassSurveillance
RecordingCMR (conventional magnetic recording)
Spindle speed5,400 RPM
Cache256 MB
InterfaceSATA 6 Gb/s
Sustained transfer170 MB/s
Workload rating180 TB/year
MTBF1 million hours
Helium-filledNo
Warranty2 years

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Cite this page: Hardware Spec Index, “Altrix HD-4491 Pro 2TB 5,400 RPM CMR Surveillance Hard Drive”, https://vextor7.com/item/62811228 (accessed 2026-10-22).