0F30146 Technical Specifications
WD Ultrastar DC HC520 HUH721212ALE604 – 12TB Internal Hard Drive
Manufacturer Details
Brand: WD
Product Line: WD Ultrastar DC HC520
Model: HUH721212ALE604
Packaged Quantity: 1
Storage Information
Type: Internal Hard Drive
Form Factor: 3.5″ (8.9 cm)
Storage Interface: SATA-600
Capacity: 12 TB
Performance Metrics:
– Average Seek Time: 8 ms
– Max Seek Time: 8.6 ms
– Average Latency: 4.16 ms
– Data Transfer Rate: 600 MBps
– Internal Data Rate: 255 MBps
Buffer Size: 256 MB
Spindle Speed: 7200 RPM
Bytes per Sector: 512
Non-Recoverable Errors: 1 per 10^15
Load/Unload Cycles: 600,000
24×7 Operation: Yes
Features: Dual Stage Actuator (DSA), Secure Erase function, Enhanced Rotational Vibration Safeguard (RVS), HelioSeal, and more.
Interface Provided
1 x SATA 6 Gb/s
Power Consumption
5 Watts (idle), 6.9 Watts (active)
Miscellaneous
MTBF: 2,500,000 hours
Compliant Standards: RoHS 2011/65/EU
Dimensions & Weight
Width: 4 inches
Depth: 5.8 inches
Height: 1 inch
Weight: 23.28 ounces.





