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WD Ultrastar DC HC550 18TB SAS 3.5″ 512MB WUH721818AL5201 HDD Hard Disk Drive

The WD Ultrastar DC HC550 18TB is an enterprise-grade hard drive engineered for demanding data center environments. This 3.5-inch SAS drive delivers massive 18TB storage capacity with a substantial 512MB cache buffer for enhanced performance. Built with WD’s proven HelioSeal technology, it operates cooler and more efficiently than traditional air-filled drives while maintaining exceptional reliability with a 2.5 million hour MTBF rating. The drive features advanced vibration protection, making it ideal for high-density server configurations, and supports 24/7 operation with a 550TB annual workload rating. Its SAS interface ensures enterprise-level data integrity and faster transfer speeds compared to SATA alternatives, making it perfect for cloud storage, big data analytics, and mission-critical applications requiring maximum capacity, reliability, and performance.

Quote5 pcs(MOQ)

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InterfaceSAS 12.0Gb/s
West DigitalUltrastar DC HC550
P/NWUH721818AL5201
Capacity18TB
Form Factor3.5"
Interface

SAS 12.0Gb/s

West Digital

Ultrastar DC HC550

Capacity

18TB

Form Factor

3.5"

Application

Server

Brand

Western Digital

Cache

512MB

Packaging Details

BOX

Products Status

New

RPM

7200 RPM

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