| Capacity | 4TB |
| Form Factor | 2.5-Inch |
| Sequential Read Performance | 560MB/s |
| Sequential Write Performance | 520MB/s |
| Random Read | 87K IOPS |
| Random Write | 83K IOPS |
| Interface | SATA |
| Warranty | 5-Year Limited Warranty |
| Endurance (TBW) | 600 |
| Dimensions (L x W x H) | 3.94" x 0.87" x 0.28" |
| Weight | 34.6gms |
| Model Number | WDS400T3B0A |
| Operating Temperature | 0°C to 70°C |
| Non-Operating Temperature | -55°C to 85°C |
| Certifications | FCC, UL, TUV, KC, BSMI, VCCI, Morocco |