Product details

General Information
Manufacturer

Western Digital Corporation

Manufacturer Part Number

0F38353-20PK

Brand Name

WD

Product Line

Ultrastar

Product Series

DC HC550

Product Name

Ultrastar DC HC550 Hard Drive

Packaged Quantity

20

Product Type

Hard Drive

Technical Information
Storage Capacity

18 TB

Disk Format

512e

Drive Performance
Spindle Speed (rpm)

7200

Buffer

512 MB

Network & Communication
Wireless LAN

No

Interfaces/Ports
Drive Interface

SAS

Drive Interface Standard

12Gb/s SAS

Physical Characteristics
Drive Type

Internal

Form Factor

3.5

Weight (Approximate)

1.52 lb

Miscellaneous
Environmentally Friendly

Yes

Environmental Certification

RoHS

Country of Origin

Thailand

Included in the Box

  • icon_list|hard drives|30 Drives Hard Drives icon

    Hard Drives

FAQs

What is the storage capacity and form factor of the WD Ultrastar DC HC550?
The WD Ultrastar DC HC550 offers a massive 18 TB storage capacity in a 3.5" form factor. This internal hard drive is designed for enterprise and data center applications, providing extensive storage space in a standard form factor that's compatible with most server and storage systems.
What interface does the WD Ultrastar DC HC550 use and what are its speed capabilities?
The Ultrastar DC HC550 uses a 12Gb/s SAS (Serial Attached SCSI) interface, which provides high-speed data transfer capabilities. Combined with its 7200 RPM spindle speed and generous 512 MB buffer, this drive delivers excellent performance for enterprise-level storage applications.
What is the buffer size and spindle speed of this hard drive?
This hard drive features a substantial 512 MB buffer and operates at 7200 RPM spindle speed. The large buffer size helps improve data access performance by caching frequently accessed data, while the 7200 RPM speed ensures consistent and reliable data transfer rates.
Is the WD Ultrastar DC HC550 environmentally certified?
Yes, the WD Ultrastar DC HC550 is environmentally friendly and carries RoHS certification. This certification ensures that the drive complies with strict environmental standards regarding the use of hazardous substances in electronic equipment.
What is the weight of the WD Ultrastar DC HC550?
The WD Ultrastar DC HC550 weighs approximately 1.52 pounds (0.69 kg). This weight is typical for enterprise-class 3.5" hard drives and should be considered when planning server rack loads and installations.

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