Western Digital Ultrastar DC WUH721818AL5204_0F38353

Capacity: 18 TB
Cache: 512 MB
Interface: SAS 12 Gb/s
RPM: 7200
Mean Time Between Failures (MTBF): 2.5 million hours
Endurance: 550 TB
Power Consumption: 8.8 W (active), 5.8 W (idle)
Operating Temperature: 5?C to 60?C
Storage Temperature: -40?C to 70?C