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18TB HGST 0F38353 / WUH721818AL524 - SAS 3.5-inch HDD Ultrastar DC HC550 512e SE Enterprise SAS 12.0 Gb/s 7200 RPM 512MB
Price: $ 625.99 / Each
Product Code: HD-HI-0F38353   Special Order(Non-Refundable)   Preorder
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Product Description:

Western Digital HGST Ultrastar DC HC550 (18TB 3.5-inch Helium Platform Enterprise Hard Drive

Manufacturer Model Number: WUH721818AL524
Manufacturer Part Number: 0F38353

Warranty: 5 Years Limited  Manufacturer Warranty


  • Up to 18TB capacity in a standard 3.5-inch form factor
  • Industry’s first Energy-Assisted Magnetic Recording technology
  • Industry’s first Triple Stage Actuator
  • Leading HelioSeal technology
  • Reliable, field-proven design across five generations
  • HelioSeal design delivers power efficiency (Watts/TB)
  • 2.5M hours MTBF rating and a 5-year limited warranty


  • Cloud & Hyperscale Storage
  • Massive Scale-Out (MSO), high-density data centers
  • Distributed File Systems
  • Bulk storage using Object storage solutions like Ceph™ and OpenStack Swift
  • Primary and secondary storage for Apache Hadoop® for Big Data Analytics
  • Surveillance Analytics




Interface SAS 12Gb/s

Capacity (GB) 18TB

Sector size (variable, Bytes/sector) 512e

Max Areal Density (Gbits/sq. in.) 1022

Form Factor 3.5-inch HDD

Data Buffer (MB) 512

Rotational Speed (RPM) 7200

Latency Average (ms) 4.16

Interface transfer rate (MB/sec, max) 1200

Seek Time (read, ms, typical) 8.0 (Read), 8.6 (Write)

SE =  Secure Erase (Overwrite Only)

Dimensions (width x depth, mm)  101.6 (+/-0.25) x 147

Weight (g, max) 690

This product is special order, which takes longer to process and cannot be returned.
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