Model Number | WD181KRYZ |
Form Factor | 3.5-inch |
Interface | SATA 6 Gb/s |
512n / 512e user sectors per drive | 512e |
Formatted Capacity | 18TB |
RoHS compliant | Yes |
Performance | |
Data Transfer Rate (max sustained) | 269MB/s |
Performance Class | 7200 RPM Class |
Cache | 512MB |
Power Management | |
Average power requirements (W) | |
Operational | 6.5W |
Idle | 5.6W |
Power efficiency index (W/TB, idle) | 0,31 |
Reliability | |
MTBF (hours) | 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 | 20 dBA |
Seek Mode | 36 dBA |
Physical Dimensions | |
Height (max) | 26.1 mm |
Length (max) | 147.0 mm |
Width (± .01 in.) | 101.6 mm |
Weight | 1.52 lb (.69 kg) +/- 10% |