WD Ultrastar DC HC555 Hard Drive
Best high-capacity storage for enterprise data centers and intensive server workloads.
This is a powerhouse built for the relentless demands of enterprise-grade storage. While it lacks the quiet, low-power profile of consumer drives, the massive 18TB capacity and HelioSeal technology provide the rock-solid reliability required for high-intensity, 24/7 data operations.
$667.99
Who it's for
- Data center managers handling massive archival storage needs
- IT professionals managing critical, always-on server environments
- Budget-conscious operators scaling large-scale storage deployments
Who should skip it
- Quiet office workers sensitive to mechanical drive noise
- Gamers and editors requiring rapid random access speeds
- Home users seeking affordable storage for casual personal files
Performance breakdown
Storage Density
Massive 18TB capacity handles immense data sets with ease.
Operational Reliability
Industry-leading MTBF ensures consistent performance for critical enterprise workloads.
Data Throughput
SAS 12Gb/s interface provides rapid, reliable data transfer speeds.
Thermal Efficiency
HelioSeal technology keeps power consumption low during intensive operation.
Build Durability
Rugged construction withstands the rigors of 24/7 data center environments.
Warranty Coverage
Five-year limited warranty offers significant peace of mind for professionals.
Key Specs
Brand
WD
Product Line
WD Ultrastar DC HC555
Manufacturer
Hitachi Hard Drives
Hard Drive Capacity
18 TB
Buffer Size
512 megabyte
Form Factor
3.5"
Hard Drive Type
Internal hard drive
HD Interface
Serial Attached SCSI 3
Spindle Speed (rpm)
7200 revolutions per minute
Storage Interface
Serial Attached SCSI 3
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