| Capacity | 2TB |
| Model Number
Formatted capacity |
WD20EZAZ
2TB |
| Form factor | 3.5-inch |
| Advanced Format (AF) | Yes |
| RoHS compliant | Yes |
| Buffer to host | 6 Gb/s |
| Host to/from drive (sustained) | 180 MB/s |
| Cache (MB) | 256 |
| Performance Class | 5400 RPM |
| Reliability/Data Integrity | |
|---|---|
| Load/unload cycles | 300 000 |
| Non-recoverable read errors per bits read | <1 in 1015 |
| Limited warranty (years) | 2 |
| Average power requirements (W) 12VDC ±10% (A, peak) | 1,31 |
| Read/Write | 4,1 |
| Idle | 2,3 |
| Standby and Sleep | 0,6 |
| Environmental Specifications Temperature (°C, on the base casting) |
|
| Operating | 0 to 60 |
| Non-operating | -40 to 70 |
| Shock (Gs) | |
| Operating (2 ms, read/write) | 30 |
| Operating (2 ms, read) | 65 |
| Non-operating (2 ms) | 350 |
| Acoustics (dBA) | |
| Idle | 21 |
| Seek (average) | 26 |
| Height (in./mm, max) | 1.028/26.1 |
| Length (in./mm, max) | 5.787/147 |
| Width (in./mm, ± .01 in.) | 4/101.6 |
| Weight (lb/kg, ± 10%) | 0.99/0.45 |