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WUH721818AL5204 Western Digital DC HC550 18TB 12Gbps SAS 7.2K 3.5" HDD - Used

WUH721818AL5204 Western Digital DC HC550 18TB 12Gbps SAS 7.2K 3.5" HDD - Used
WUH721818AL5204 Western Digital DC HC550 18TB 12Gbps SAS 7.2K 3.5" HDD - Used
WUH721818AL5204 Western Digital DC HC550 18TB 12Gbps SAS 7.2K 3.5" HDD - Used
WUH721818AL5204 Western Digital DC HC550 18TB 12Gbps SAS 7.2K 3.5" HDD - Used
WUH721818AL5204 Western Digital DC HC550 18TB 12Gbps SAS 7.2K 3.5" HDD - Used
WUH721818AL5204 Western Digital DC HC550 18TB 12Gbps SAS 7.2K 3.5" HDD - Used
WUH721818AL5204 Western Digital DC HC550 18TB 12Gbps SAS 7.2K 3.5" HDD - Used
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from
$618.00
  • Condition: Used
  • Stock: 2
  • Brand: Western Digital
  • Model: WUH721818AL5204
  • Weight: 2.00lb
  • Dimensions: 10.00in x 8.00in x 4.00in
  • MPN: WUH721818AL5204
Product Description

The Western Digital Ultrastar DC HC550 18TB SAS Hard Drive (WUH721818AL5204) is an enterprise-class internal hard drive designed for high-capacity data center storage, servers, and demanding enterprise storage environments. It features an 18TB capacity, a 12Gb/s SAS interface, a 7200 RPM rotational speed, and a 512MB data buffer. Built on Western Digital's helium-sealed HelioSeal platform, this drive uses Energy-Assisted Magnetic Recording (EAMR) and Conventional Magnetic Recording (CMR) technologies to support high-density storage and sustained workloads. With a sustained transfer rate of up to 269 MB/s, it is suitable for compatible enterprise servers and storage systems equipped with a SAS controller and supported 3.5-inch drive bays.

Key Specifications
Manufacturer
Western Digital
Product Line
Ultrastar DC HC550
Part Number / MPN
WUH721818AL5204
Product Type
Internal Enterprise Hard Disk Drive (HDD)
Storage Capacity
18TB
Interface
SAS 12Gb/s
Form Factor
3.5-inch
Rotational Speed
7200 RPM
Data Buffer
512MB
Recording Technology
CMR (Conventional Magnetic Recording)
Recording Enhancement
EAMR (Energy-Assisted Magnetic Recording)
Drive Platform
HelioSeal Helium-Filled Design
Sustained Transfer Rate
Up to 269 MB/s
Maximum Interface Transfer Rate
Up to 1200 MB/s
Annual Workload Rating
Up to 550TB per Year
Rated Availability
24 Hours a Day, 7 Days a Week
Security Configuration
Base Model (SE), No Hardware Encryption
Condition
Used
Compatible With
✓Servers with Compatible SAS Controllers
✓Enterprise SAS Storage Arrays
✓Data Center Storage Systems
✓Compatible SAS Backplanes and Drive Bays
✓Systems Supporting 18TB SAS HDDs
Warranty & Returns

Covered by our standard hardware warranty. Tested before dispatch. Extended warranty available. Returns accepted within 30 days — see our Return Policy.

Shipping

Worldwide shipping available; tracking provided. In-stock items usually dispatch within 1 business day.