Western Digital 0F38353 DC HC550 18Tb SAS Ultra 512e 7200RPM 512Mb 3.5 Inch Hard Drive
18TB 7200RPM 512MB SAS
| Ultrastar® DC HC530 | |
|---|---|
| Model Number | 0F31052 |
| Part Number | WUH721414AL5204 |
| Data Security Mode | Secure Erase (SE) |
| Configuration | |
| Interface | SAS 12Gbps |
| Capacity (GB) | 18TB / 18000GB |
| Sector size (variable, bytes/sector) | 512e: 512. 520, 528 |
| Areak Density (Gbits/sq. in, max) | 904 |
| Performance | |
| Data buffer (MB) | 512 |
| Rotational speed (RPM) | 7200 |
| Latency average (ms) | 4.16 |
| Interface transfer rate (MB/s, max) | 1200 |
| Sustained transfer rate (MB/s, typical) | 255/267 |
| Seek time (read/write, ms, typical range) | 7.5 |
| Reliability | |
| Error rate (non-recoverable, bits read) | 1 in 1015 |
| Load/Unload cycles (at 40oC) | 600,000 |
| Availability (hrs/day x days/wk) | 24x7 |
| MTBF (M hours) | 2.5 |
| Annualized Failure Rate (AFR) | 0.35% |
| Acoustics | |
| Idle/Operating (Bels, typical) | 2.0/3.6 |
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