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A datacenter-class drive: higher workload rating and longer warranty than a consumer model, usually at a higher price per terabyte.
| Capacity | 0.9 TB |
|---|---|
| Form factor | 2.5"* |
| Type | HDD* |
| Interface | SAS |
| Interface speed | SAS 12 Gb/s |
| Class | Enterprise |
| Spindle speed | 10000 RPM |
| Cache | 128 MB |
| Sequential read | 273 MB/s |
| Annual workload rating | 550 TB/year |
| MTBF | 2000000 hours |
| Warranty | 5 years source |
| Recording technology | CMR |
| Sector format | 512e |
| Power, active | 3.5 W |
| Power, idle | 3.5 W |
| Operating temperature | 41 to 131 °F (5 to 55 °C) |
| Height (z-height) | 0.59 in (15.0 mm) |
| Weight | 8.1 oz (230 g) |
| Released | Oct 2019 |
Recently observed offers
Open box: $181.90 incl. listed shipping Checked 2026-11-02
Excellent refurbished: $22.99 incl. listed shipping Checked 2026-11-02
Used: $17.99 incl. listed shipping Checked 2026-11-02
Cheapest exact-model fixed-price listing found per condition (New, Refurbished, Used) -- shown only for conditions with a real match, checked within three days of this page build. Availability and shipping may change; confirm at the seller.
* Decoded from the drive model number, not stated by the NAS manufacturer.
Certified on 11 QNAP NAS models
Show all 11 QNAP models
The certified list above comes from QNAP's published Hardware Compatibility List. Certification is the manufacturer's statement, not a test performed here.