Description
Featuring up to ten times the workload capacity of desktop drives, WD Gold hard drives are designed from the ground up for enterprise-class reliability, capacity, power efficiency and performance.
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High workload rating
Delivering dependable performance to any storage environment, WD Gold hard drives are designed with a workload rating up to 12 TB per year, among the highest of any 3.5-inch hard drive. -
Enterprise-class storage to rely on
With up to 2.5 million hours MTBF, WD Gold hard drives deliver reliability and durability, are built for yearly operation (24 x 7x 365) within the most demanding storage environments. -
HelioSeal Technology
Featured in over 15 million Western Digital hard drives shipped, HelioSeal technology allows for higher capacities and less turbulence on large storage arrays. And now on its 4th generation design, HelioSeal technology is field-tested and proven to deliver high capacity, reliability, and power efficiency you can trust.
Specifications
Summary
- Product Description
- WD Gold WD121KRYZ - hard drive - 12 TB - SATA 6Gb/s
- Type
- Hard drive - internal
- Capacity
- 12 TB
- Form Factor
- 3.5"
- Interface
- SATA 6Gb/s
- Data Transfer Rate
- 600 MBps
- Buffer Size
- 256 MB
- Spindle Speed
- 7200 rpm
- Features
- Native Command Queuing (NCQ), Rotary Acceleration Feed Forward (RAFF), Time-Limited Error Recovery (TLER), dual actuator technology, NAS compatible, 24x7 continuous operation, advanced format 512e, Dynamic fly height technology
- Dimensions (WxDxH)
- 101.6 mm x 147 mm x 26.1 mm
- Weight
- 660 g
- Manufacturer Warranty
- 5-year warranty
Detailed Specification
General
- Device Type
- Hard drive - internal
- Capacity
- 12 TB
- Form Factor
- 3.5"
- Interface
- SATA 6Gb/s
- Buffer Size
- 256 MB
- Bytes per Sector
- 4096
- Features
- Native Command Queuing (NCQ), Rotary Acceleration Feed Forward (RAFF), Time-Limited Error Recovery (TLER), dual actuator technology, NAS compatible, 24x7 continuous operation, advanced format 512e, Dynamic fly height technology
- Width
- 101.6 mm
- Depth
- 147 mm
- Height
- 26.1 mm
- Weight
- 660 g
Performance
- Drive Transfer Rate
- 600 MBps (external)
- Internal Data Rate
- 205 MBps
- Spindle Speed
- 7200 rpm
Reliability
- MTBF
- 2,500,000 hours
- 24x7 Operation
- Yes
- Non-Recoverable Errors
- 1 per 10^15
- Load / Unload Cycles
- 600,000
Expansion & Connectivity
- Interfaces
- 1 x SATA 6 Gb/s
- Compatible Bay
- 3.5"
Power
- Power Consumption
- 7 Watt (read) , 6.8 Watt (write) , 6.9 Watt (random read) , 5 Watt (idle)
Software & System Requirements
- OS Required
- Apple MacOS, Linux, Microsoft Windows Server, Microsoft Windows
Miscellaneous
- Compliant Standards
- RoHS, NMB-3 Class B, CAN ICES-3 Class B
Manufacturer Warranty
- Service & Support
- Limited warranty - 5 years
Environmental Parameters
- Min Operating Temperature
- 5 °C
- Max Operating Temperature
- 60 °C
- Shock Tolerance (operating)
- 70 g @ 2 ms half-sine wave
- Shock Tolerance (non-operating)
- 300 g @ 1 ms half-sine wave
- Sound Emission
- 20 dBA
