Model | WD221PURP |
Formatted capacity | 22TB |
Form factor | 3.5-inch |
Advanced Format (AF) | Yes |
Recording technology | CMR |
RoHS compliant | Yes |
Product Features | |
Cameras supported | Up to 64 HD |
AI streams | 32 |
Firmware feature name | AllFrame AI |
Tarnish resistant components | Yes |
Performance | |
Interface transfer rate (max) Buffer to host Host to/from drive (sustained) |
6 Gb/s 265 MB/s |
Cache (MB) | 512 |
RPM | 7200 |
Reliability/Data Entigrity | |
Load/unload cycles | 600,000 |
Annualized workload rating | Up to 550 TB/year |
Non-recoverable read errors per bits read | <1 in 10^15 |
MTBF | 2,500,000 |
Limited Warranty (years) | 5 |
Power Management | |
Average power requirements (W) Read/write Idle Standby and sleep |
6.9 5.6 1.2 |
Environmental specifications | |
Temperature Operating Non-operating |
0 °C to 65 °C -40 °C to 70 °C |
Shock (Gs) Operating Operating Non-operating |
40 40 200 |
Acoustics (dBA) Idle Seek (average |
20 32 |
Physical Dimensions | |
Height (in/mm, max) | 1.028/26.1 |
Length (in/mm, max) | 5.787/147 |
Width (in/mm, ± .01in) | 4/101.6 |
Weight (lb/kg, ± 3%) | 1.48/0.67 |