WD RE Enterprise SATA Hard Drives
Ideal for enterprise servers and storage, video surveillance, and other write-intensive applications, WD RE 7200 RPM Enterprise SATA hard drives offer up to 4 TB capacity,
64 MB cache, 4th generation vibration tolerance and 5-year limited warranty.
A head positioning system with two actuators that improves positional accuracy over the data track(s). The primary actuator provides coarse displacement using conventional
electromagnetic actuator principles. The secondary actuator uses piezoelectric
motion to fine tune the head positioning to a higher degree of accuracy.

Specification

Product
Product id	397374
Brand	Western Digital
Partnr	WD4000FYYZ
EAN/UPC code	718037786810
Hard drive
HDD interface	Serial ATA III
Drive device, buffer size	64 MB
SMART technology	Y
System requirements
Mac compatibility	Y
Features
HDD size	3.5
HDD capacity	4000 GB
HDD speed	7200 RPM
Access time	8.9 ms
Start/stop cycles	600
Native Command Queuing (NCQ)	Y
Mean time between failures (MTBF)	1200000 uur
Windows operating systems supported	Windows 7 Home Premium, Windows 7 Home Premium x64, Windows 7 Professional, Windows 7 Professional x64, Windows 7 Starter, Windows 7 Starter x64, Windows 7 Ultimate, Windows 8, Windows 8 Enterprise, Windows 8 Pro
Power
Power consumption (idle)	8.6 W
Power consumption (write)	9.5 W
Power consumption (read)	9.7 W
Operational conditions
Operating temperature (T-T)	5 - 55 °C
Storage temperature (T-T)	-40 - 70 °C
Operating shock	30 G
Non-operating shock	300 G
Technical details
Product colour	Black
Compatible operating systems	Windows 7/8
Weight & dimensions
Width	101.6 mm
Height	26.1 mm
Depth	147 mm
Weight	750 g
Packaging data
User guide	Y
Other features
Internal	Y
Data transfer rate	6 Gbit/s
eSATA	Y
Storage drive average seek time	20 ms