- 18TB capacity in a standard 3.5-inch form factor
- CMR technology works with all capacity enterprise applications & environments
- HelioSeal design delivers outstanding power efficiency
- Industry’s first HDD with Energy-Assisted Magnetic Recording technology
- Industry’s first Triple Stage Actuator
Data center decisions are driven by TCO. The Ultrastar DC HC550, with 18TB, play a leading role in reducing TCO.