Hitachi 3.5 He8 6TB SAS HUH728060AL5200 0F23270

HGST Ultrastar He8
HUH728060AL5200

Count on the drives trusted by world's major cloud service providers and massive 24/7/365 online transaction processing (OLTP) environments. With industry-leading capacity, reliability and warranty, the Ultrastar® He8 lays the foundation for a worry-free data center. Innovative HelioSeal® technology allows HGST to put more platters in the same size enclosure; increasing storage capacity. The Ultrastar He8 also requires less power to operate and cool than air-filled drives. For quality, reliability at a low TCO, trust HGST to deliver more value to your data center.

Highlights
Industry’s leading 8TB capacity
in a standard
3.5-inch form factor
Industry’s best Idle and Active power efficiency
(Watts/TB)
Reliable, field-proven, 2nd generation

HelioSeal® process and 7Stac design
Compared to 6TB air drives
– 33% more capacity
– 23% lower idle power
– 44% more power efficient (Watts/TB)
SATA 6Gb/s and SAS 12Gb/s
– 12Gb/s SAS compatible with next gen data centers; backwards compatible with 6Gb/sSAS
2.5M hours MTBF2
Instant Secure Erase (ISE) & Self-Encrypting

Drive (SED) options
Advanced format 4Kn and 512e models

InterfaceSAS 12Gb/s

Capacity (GB)8TB

Sector Size (Variable, Bytes/sector) 4Kn: 4096, 4112, 4160, 4224 / 512e: 512, 520, 528
Max Areal Density (Gbits/sq. in. )664 (8TB)
Form Factor3.5-inch HDD

Performance

Data Buffer (MB)128
Rotational Speed (RPM)7200
Latency Average (ms)4.16
Interface Transfer Rate (MB/sec, max)1200
Sustained Transfer Rate (MB/sec, typ. )205MB/s (8TB) / 195Mib/s (8TB)
Seek Time (read, ms, typical)8.5 (Read), 9.0 (Write)

Reliability

Error Rate (non-recoverable, bits read)1 in 10^15
MTBF (M hours)2.5
Annual Failure Rate (AFR)0.35%
Load/Unload Cycles600,000
Availability (hrs/day x days/wk)24x7

Acoustics

Idle (Bels)2.0 (Idle) / 3.6 (Operating)

Power

Requirement+5 VDC, +12 VDC
Operating (W, typical)9.1
Idle (W)5.7
Power Consump. Efficiency Index (W/GB)0.71W/TB / 0.00071W/GB (8TB)

Physical Size
Z-Height (mm)26.1
Dimensions (width x depth, mm)101.6 (+/-0.25) x 147
Weight (g, max)650

Environmental (operating)
Ambient Temperature5° to 60°C
Shock (half-sine wave)70
Vibration (5 to 500 Hz)0.67 (XYZ)