Overview



Economical Capacities and Fast Data Access for the Data Center
The Ultrastar® DC HA340 HDD in 4TB, 6TB, and 8TB delivers efficiency and performance for traditional and legacy systems based on proven CMR technology. Designed for a variety of applications including traditional storage arrays, rack-mounted storage enclosures and server-based storage systems, these drives are offered at 7,200 RPM with 6Gb's SATA and Advanced Format 512e format.
Technology innovation delivers efficiency and performance for legacy systems
Address data center requirements by providing legacy capacities from 4TB to 8TB while implementing the latest in HDD storage technologies.
Proven and cost-efficient design
Ultrastar DC HA340 drives are based on an air-based HDD platform with Conventional Magnetic Recording (CMR) technology in a 3.5-inch form factor.  
Performance and protection 
These 4TB, 6TB, and 8TB HDD’s leverage a dual-stage microactuator to enhance head positioning accuracy for better drive performance.  
Designed for data center workloads
The Ultrastar DC HA340 is performance-optimized to handle heavy application workloads of up to 550TB2 per year.
Built with reliability in mind 
This robust drive delivers dependability in intense data center environments with up to 2M hours MTBF3 (projected). 
Quality and security
Provides additional peace of mind with a 5-year limited warranty.




At-a-glance



  • Capacity points support both OEM and cloud deployments as well as traditional IT systems.

  • Performance-optimized to handle heavy application workloads up to 550TB per year

  • Ultrastar DC HA340 drives extend Western Digital's long-standing tradition of reliability leadership with a 2.0M-hour MTBF failure rating (projected) and a 5-year limited warranty.




Reasons to buy


  • Capacity points support both OEM and cloud deployments as well as traditional IT systems.
  • Performance-optimized to handle heavy application workloads up to 550TB per year
  • Ultrastar DC HA340 drives extend Western Digital's long-standing tradition of reliability leadership with a 2.0M-hour MTBF failure rating (projected) and a 5-year limited warranty.

Specification


Technical Description: Western Digital 0B47078 Internal Hard Drives

Features
Mean time between failures (MTBF):Statistical model used to indicate product/mechanism reliability; expressed in hours and percentage of duty cycle. This number (in hours) does not indicate the mean time before failure for a single unit/mechanism.
2000000 h
Workload rate limit:
550 TB/year
Start/stop cycles:
600000
24/7 operation:
Yes
Advanced Format (AF):
Yes
Uncorrectable Bit Error Rate (UBER):
< 1 per 10^15 bits read
Average latency:The average duration before a device can start with a job (for example reading a file from a hard disk).
4.16 ms
HDD sustained transfer rate:
255 MiB/s
HDD interface transfer rate:
6 Gbit/s
Storage drive buffer size:
256 MB
Type:Characteristics of the device.
HDD
Interface:Interface ports to connect pieces of equipment. USB (Universal Serial Bus) has become the most popular wired interface to connect peripherals. USB 2.0 supports speeds up to 480 Mbit/s (USB 1: 12 Mbit/s). The interface FireWire is also known as the IEEE 1394 standard. Enhanced IDE (EIDE)is sometimes referred to as Fast ATA, Fast IDE or ATA-2.
Serial ATA
HDD size:
3.5"
HDD speed:
7200 RPM
HDD capacity:
8 TB

Operational conditions
Non-operating shock:Environmental requirements for optimal protection from impact in non-operating mode
300 G
Operating shock:Environmental requirements for optimal protection from impact in operating mode
70 G
Non-operating vibration:Environmental requirements for vibration in non-operating mode
1.04 G
Operating vibration:Environmental requirements for vibration in operating mode
0.67 G
Storage temperature (T-T):The minimum and maximum temperatures at which the product can be safely stored.
-40 - 70 °C
Operating temperature (T-T):The minimum and maximum temperatures at which the product can be safely operated.
5 - 60 °C

Other features
Linux operating systems supported:8 RT. Linux (9.4, 9.5), Red Hat Enterprise Linux 5.0 (supported with a pre-built package); SUSE Linux (10.3, 11.0, 11, 11.1, 11.2), Fedora (9, 9.0, 10, 10.0, 11.0, 11, 12, 12.0), Ubuntu (8.04, 8.04.1, 8.04.2, 8.10, 9.04, 9.10, 10.04), Debian (5.0, 5.0.1, 5.0.2, 5.0.3)
Yes
Windows operating systems supported:Windows vesions wich can be used with the device.
Yes

Packaging data
Quantity per pack:The amount in each pack.
1 pc(s)

Power
Operating voltage:Defines the range of operating voltages available
5 / 12 V
Power consumption (idle):
6.7 W
Power consumption (typical):Amount of power consumed by this model, often expressed in watts (W). Typical values that manufacturers give are power consumption when off, standby/suspended mode, typical use, maximum usage.
8 W

Weight & dimensions
Weight:Weight of the product without packaging (net weight). If possible, the net weight is given including standard accessories and supplies. Please note that sometimes the manufacturer leaves out the weight of accessories and/or supplies.
715 g
Depth:The distance from the front to the back of something.
26.1 mm
Height:The measurement of the product from head to foot or from base to top.
147 mm
Width:The measurement or extent of something from side to side.
101.6 mm


Product details


0B47078 Western Digital 0829686008922

Western Digital 0B47078 Internal Hard Drives

£389.99 and In stock

SKU0B47078

Western Digital 0B47078 Internal Hard Drives

Quick Code: Q1397943 MPN: 0B47078
£324.99ex VAT