Laying the foundation for a worry-free data center, HGST delivers capacity to conquer the data explosion – Ultrastar® He12 HDD. Designed to handle workloads up to 550TB per year, the Ultrastar He12 HDD is the industry’s first 12TB drive and uses PMR technology to make it drop-in ready for any enterprise-capacity application or environment. The stable internal environment created by fourth-generation HelioSeal® technology enables a new 8-disk design, increasing the capacity by 20% when compared to the 7-disk design of the prior generation. This highest capacity helium drive offers the lowest power profile in the industry to help data center architects meet eco-environmental goals and requirements. Targeted at 2.5M hours MTBF, the Ultrastar He12 HDD provides the highest reliability rating available of all HDDs on the market today by building on the successful design of it’s 10TB, 8TB and 6TB predecessors. Trust HGST and the Ultrastar He12 HDD to deliver more capacity, more efficiency, more reliability and more value to your data center.

Weight & dimensions
Width	101.6 mm
Height	26.1 mm
Depth	147 mm
Weight	660 g
Power
Power consumption (typical)	9.8 W
Power consumption (idle)	6.1 W
Operating voltage	5 / 12 V
Operational conditions
Operating temperature (T-T)	5 - 60 °C
Storage temperature (T-T)	-40 - 70 °C
Operating vibration	0.67 G
Non-operating vibration	1.04 G
Operating shock	70 G
Non-operating shock	300 G
Packaging data
Storage drive adapter included	N
Quantity	1
Features
HDD size	3.5"
HDD capacity	12 TB
HDD speed	7200 RPM
Interface	SAS
Type	HDD
Component for	Surveillance system
Storage drive buffer size	256 MB
HDD interface transfer rate	12 Gbit/s
Read seek time	8 ms
Write seek time	8.6 ms
Average latency	4.16 ms
Bytes per sector	512
Mean time between failures (MTBF)	2500000 h
Logistics data
Harmonized System (HS) code	84717050