| Model | WD161KRYZ |
| Form factor | 3.5-inch |
| Interface | SATA 6Gb/s |
| 512n / 512e user sectors per drive | 512e |
| Formatted capacity | 16TB |
| OptiNAND™ technology | No |
| RoHS compliant | Yes |
| Performance | |
| Data transfer rate (max Sustained) | 262MB/s |
| RPM | 7200 |
| Cache | 512MB |
| Power Management | |
| Average power requirements (W) | |
| Operational | 6.5W |
| Idle | 5.6W |
|
Power efficiency index (W/TB, idle) |
0.35 |
| Reliability | |
| MTBF (hours, projected) | 2,500,000 |
| Annualized Failure Rate (AFR, %) | 0.35 |
| Limited Warranty | 5 years |
| Environmental | |
| Operating temperature | 5 °C to 60 °C |
| Non-operating temperature | -40 °C to 70 °C |
|
Shock (Read/Write) Operating (half-sine wave, 2ms) |
50G/50G |
| Non-operating (half-sine wave, 2ms) | 250G |
|
Acoustics (average) Idle Mode Seek Mode |
20 dBA 32 dBA |
| Physical Dimensions | |
| Height (max) | 26.1mm |
| Length (max) | 147.0mm |
| Width (± .01 in.) | 101.6mm |
| Weight |
1.52 lb (.69 kg) ± 10% |