Description
Western Digital WD Gold WD181KRYZ 18TB 3.5-Inch SATA 6Gb/s 7200RPM Enterprise Hard Drive
18TB 7200RPM Enterprise HDD – WD Gold Series
The Western Digital WD Gold WD181KRYZ is an 18TB 3.5-inch enterprise-class internal hard drive designed for high-capacity, high-performance storage environments. Built for data centers and enterprise systems, it delivers reliable 24×7 operation, high workload capability, and long-term durability for mission-critical applications.
Engineered to handle demanding workloads, WD Gold drives provide the performance and dependability required for business-critical storage infrastructure.
Built for Enterprise & Data Center Use
Optimized for enterprise servers, storage arrays, RAID systems, and cloud infrastructure. Compatible with Windows, Windows Server, Linux, Mac, and PC-based systems.
Key Features
18TB Storage Capacity
3.5-Inch Form Factor
SATA 6Gb/s Interface
7200 RPM Spindle Speed
512MB Cache
Workload Rating up to 550TB per Year
Up to 2.5 Million Hours MTBF (Series Rating)
HelioSeal Technology (12TB & Above)
Energy-Assisted Magnetic Recording (EAMR)
Triple-Stage Actuator (TSA)
Enhanced Vibration Protection
5-Year Limited Warranty
High Workload & Enterprise Reliability
Rated for workloads up to 550TB per year, the WD Gold 18TB is ideal for intensive read/write operations including databases, virtualization, large-scale storage arrays, and enterprise backup systems.
With up to 2.5 million hours MTBF on select models in the series, WD Gold HDDs provide dependable uptime and operational stability in multi-drive environments.
Advanced Performance Technologies
HelioSeal technology enables higher capacities with improved power efficiency and reduced internal turbulence.
EAMR and Triple-Stage Actuator technologies enhance recording precision, performance consistency, and long-term reliability in high-density storage applications.
Ideal Applications
Enterprise servers
Data center storage systems
RAID and JBOD arrays
Cloud infrastructure
Virtualization platforms
High-performance database environments
Large-scale backup and archival storage
Technical Specifications
Brand: Western Digital
Series: WD Gold
Model: WD181KRYZ
Capacity: 18TB
Form Factor: 3.5-Inch
Interface: Serial ATA (SATA) 6Gb/s
Rotational Speed: 7200 RPM
Cache: 512MB
Workload Rating: Up to 550TB/Year
Recording Technology: EAMR
Drive Type: Mechanical Hard Disk Drive (HDD)
Installation Type: Internal
Color: Gold
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