Western Digital Ultrastar DC HC550 3.5" 16000 GB Serial ATA III

Ultrastar DC HC500 SeriesHigh Capacity for Massive Data and Lower Total Cost of OwnershipDriving Up Capacity and Driving Down TCO for Cloud and Hyperscale Data CentersThe breadth and depth of Big Data is driving the universal need for higher capacities across a broad spectrum of applications and workloads. Laying the foundation for a worry-free data center, Western Digital delivers the capacity to conquer the data explosion with the Ultrastar DC HC500 series of hard disk drives (HDDs). The DC HC500 series is designed for public and private cloud environments where storage density and cost-efficient infrastructure is critical.The 18TB/16TB Ultrastar DC HC550 HDDs are the first commercial implementation of Energy-Assisted Magnetic Recording technology and utilize the industry s first Triple Stage Actuator. These technologies, integrated with HelioSeal on a 9-disk platform, deliver the highest areal density and unmatched Total Cost of Ownership for customer and market needs.Solves TCO Challenges- High CapacityUp to 18TB HDDs, drop-in ready for Big Data workloads- Low PowerUp to 61% lower idle W/TB than 10TB Ultrastar air-filled drives- More Reliable25% higher MTBF rating than air-filled HDDsContinuous Innovation for Highest Capacities and Lower TCOThe Ultrastar DC HC550 18TB CMR HDD and Ultrastar DC HC650 20TB SMR HDD are delivering industry leading capacity for the data center through a combination of new and proven technologies.Western Digital is the first to deliver Energy-Assisted Magnetic Recording (EAMR) technology and a Triple Stage Actuator (TSA). These new technologies combined with further mechanical innovations and HelioSeal technology provide the industry s highest capacities to enable data at scale with optimized TCO for data center architectures, while maintaining workload reliability and performance.

Features
HDD size:	3.5"
HDD capacity:	16000 GB
HDD speed:	7200 RPM
Interface:	Serial ATA III
Type:	HDD
Component for:	Server/workstation
Storage drive buffer size:	512 MB
HDD interface transfer rate:	6 Gbit/s
Average latency:	4.16 ms
24/7 operation:
Start/stop cycles:	600000
Workload rate limit:	550 TB/year
Noise level (idle):	2 dB
Mean time between failures (MTBF):	2500000 h
Power
Power consumption (read):	8.8 W
Power consumption (write):	8.8 W
Power consumption (idle):	5.8 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:	50 G
Non-operating shock:	250 G
Weight & dimensions
Width:	101.6 mm
Height:	26.1 mm
Depth:	147 mm
Weight:	690 g
Packaging data
Manual:
Quantity:	1
Logistics data
Harmonized System (HS) code:	84717050

Product Safety Information
Responsible Person in the EU:
Western Digital (FRANCE) S.A.R.L 4 Bld des lles, 4ème étage, Immeuble lArc en Ciel Bât. A 92130 Issy les Moulineaux France businessrequest@wdc.com