Western Digital Gold 18TB 3.5" Enterprise Class SATA 6 Gb/s HDD 7200 RPM Cache Size 512MB 5-Year Limited Warranty

Part Number: WD181KRYZ

Product Features

  • Capacity1: 18TB
  • Interface: SATA 6 Gb/s
  • Format: Sector size (bytes)2: 512e
  • Native Command Queuing: Yes
  • Form Factor: 3.5-inch
  • OptiNAND™ technology: No
  • ArmorCacheTM: No
  • RoHS compliant3: Yes

Performance

  • Data Transfer Rate4 (max sustained transfer rate)
  • MiB/s / MB/s: 257 / 269
  • RPM: 7200
  • Cache: 512 MB

Reliability

  • MTBF (hours, projected): 2,500,000
  • Annualized Failure Rate (AFR, %): 0.35
  • Load/unload cycles (minimum): 600,000
  • Limited Warranty (years): 5

Power Management

  • Operational: 6.5W
  • Idle: 5.6W
  • Power efficiency index (W/TB, idle): 0.31

Environmental Specifications:

  • Operating (half-sine wave, 2ms): 50G/50G
  • Non-operating (half-sine wave, 2ms): 250G
  • Operating: 5°C to 60°C
  • Non-operating: -40°C to 70°C
  • Idle Mode: 20 dBA
  • Seek Mode: 36 dBA

Physical Dimensions : 26.1x147x101.6mm, 1.028x5.787x4.0in, 0.66kg, 1.46lb

Country of Assembly : Thailand

(WD181KRYZ)

60
SKU WD181KRYZ
Model # WD181KRYZ
Barcode # 718037875804
Brand Western Digital

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