Hardware Spec Index

Altrix HD-9685 Pro 4TB 5,400 RPM CMR Surveillance Hard Drive

Hard Drives · Altrix · SKU HD9685-PRO · Released 2024 · Updated 2026-10-22

Key facts

Benchmark index780 (Hard Drives scale)
Category rank#19,407
Street price$59
Power5 W
Performance per dollar13.22
Released2024

Specifications

BrandAltrix
ModelAltrix HD-9685 Pro
Capacity4 TB
ClassSurveillance
RecordingCMR (conventional magnetic recording)
Spindle speed5,400 RPM
Cache256 MB
InterfaceSATA 6 Gb/s
Sustained transfer180 MB/s
Workload rating180 TB/year
MTBF1 million hours
Helium-filledNo
Warranty2 years

Related guides

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Cite this page: Hardware Spec Index, “Altrix HD-9685 Pro 4TB 5,400 RPM CMR Surveillance Hard Drive”, https://vextor7.com/item/1528090 (accessed 2026-10-22).