Product information
Western Digital Ultrastar (HGST) HC550 18TB - WUH721818ALE6L4
High Capacity for Massive Data and Lower Total Cost of Ownership
Extreme Capacity
18TB CMR HDD for hyperscale, cloud, and enterprise storage
Areal Density
9-disk platform with 6th generation HelioSeal technology and energy assisted recording drives capacity/density leadership
TCO
Cost-optimized configurations for every important capacity point
SPECIFICATIONS
| Hard Drive Type | Internal hard drive |
| Form Factor | 3.5″ |
| Form Factor (metric) | 8.9 cm |
| Form Factor (Short) | 3.5″ |
| Form Factor (Short) (metric) | 8.9 cm |
| Storage Interface | Serial ATA-600 |
| Interface | Serial ATA-600 |
| Capacity | 18 TB |
