Western Digital Ultrastar 4TB internal hard drive

Western Digital Ultrastar 4TB. HDD capacity: 4 TB, HDD speed: 7200 RPM, Storage drive buffer size: 128 MB, HDD size: 3.5", Interface: SAS
When you are looking for economical, high-capacity enterprise-class storage, look to the Ultrastar® 7K6000. Designed to handle workloads up to 550TB per year, it delivers the value and performance you need for data center storage. With outstanding random write and sequential performance, the Ultrastar 7K6000 delivers 6TB of capacity in a 3.5-inch form factor. Innovations like patented Rotational Vibration Safeguard (RVS) sensor technology optimize drive reliability in multi-drive RAID arrays and rack-mounted systems. Engineered for the highest quality, the Ultrastar 7K6000 passes stringent reliability testing. The ultra-reliable Ultrastar 7K6000 reduces downtime, eliminates service calls and minimizes TCO. Rely on the Ultrastar 7K6000 to deliver value and performance to the cost-sensitive data center.

Features

HDD capacity: 4 TB
HDD speed: 7200 RPM
Storage drive buffer size: 128 MB
HDD size: 3.5"
Interface: SAS
Type: HDD
HDD interface transfer rate: 12 Gbit/s
HDD sustained transfer rate: 192 MiB/s
Read seek time: 7.6 ms
Write seek time: 8 ms
Average latency: 4.16 ms
Bytes per sector: 512
Start/stop cycles: 600000
Mean time between failures (MTBF): 2000000 h

Power

Power consumption (typical): 11 W
Power consumption (idle): 7.7 W
Operating voltage: 5 / 12 V

Operational conditions

Operating temperature (T-T): 5 - 60 °C
Storage temperature (T-T): -40 - 70 °C
Operating shock: 70 G
Non-operating shock: 300 G

Weight dimensions

Width: 101.6 mm
Height: 26.1 mm
Depth: 147 mm
Weight: 715 g