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Western Digital

Western Digital Gold 18TB Enterprise HDD - 7200 RPM 512MB SATA III 3.5" - WD181KRYZ (Bulk)

SKU 8134 Brand Western Digital EAN13 0718037875804
WD Gold 18TB Enterprise Class SATA HDD. 7200 RPM, 512MB Cache, SATA 6Gb/s. Features HelioSeal, EAMR, and TSA technology for 24/7 data center reliability.
Storage (SSD & HDD) - Device Type Internal HDD
Storage (SSD & HDD) - Capacity 18TB
Storage (SSD & HDD) - RPM (HDD) 7200 RPM
Storage (SSD & HDD) - Interface SATA III
Storage (SSD & HDD) - Cache (HDD) 512MB
Storage (SSD & HDD) - Form Factor 3.5 inch

Conquer tough workloads with the Western Digital Gold WD181KRYZ 18TB Enterprise HDD. Designed specifically for use in enterprise-class storage systems and data centers, this drive delivers world-class performance with a 7200 RPM spindle speed and a massive 512MB cache. It incorporates Western Digital's HelioSeal technology, which seals helium inside the drive to reduce turbulence and power consumption, allowing for higher capacities and greater reliability in large-scale storage environments.

Built for 24/7 continuous operation, the WD Gold 18TB drive features enhanced reliability technologies including Energy-Assisted Magnetic Recording (EAMR) and a Triple Stage Actuator (TSA) for precise head positioning. It is rated for a workload of up to 550TB per year and boasts a Mean Time Between Failures (MTBF) of 2.5 million hours, ensuring your mission-critical data remains safe and accessible. The drive is also equipped with vibration protection technology to maintain performance in high-vibration multi-drive chassis.

  • 18TB Capacity with SATA III 6Gb/s Interface
  • 7200 RPM Class Performance with 512MB Cache
  • HelioSeal Technology for High Efficiency
  • Rated for 550TB/year Workload & 2.5M Hours MTBF
  • Vibration Protection & Triple Stage Actuator (TSA)
Model NumberWD181KRYZ
SeriesWD Gold
InterfaceSATA 6Gb/s (SATA III)
Capacity18 TB
Form Factor3.5 inch
Format512e
Spindle Speed7200 RPM
Cache512 MB
Sustained Transfer Rate269 MB/s
MTBF2,500,000 hours
Workload Rate550 TB/year
Power Consumption (Operating)6.5 W
Power Consumption (Idle)5.6 W
Operating Temperature5°C - 60°C
Non-operating Shock250 G (2ms)
Operating Shock50 G (2ms)
TechnologyHelioSeal, EAMR, TSA
RoHS CompliantYes