Western Digital Ultrastar DC HA210 2TB 7200rpm 128MB Cache 3.5 Inch SATA3 NAS Hard Drive

Data centers that need fast access to data in Tier 2 environments need look no further. The Ultrastar DC HA210 HDD delivers fast data access in capacity-optimised, enterprise-class storage systems. Enhanced RAFF technology in the DC HA210 includes sophisticated electronics to monitor the drive and correct both linear and rotational vibration disturbances in real time—especially helpful in multi-drive arrays and rack-mounted systems maintaining high read/write performance. Designed to handle workloads up to 550TB per year, the Ultrastar DC HA210 delivers 2TB of affordable storage capacity for high-intensity applications in enterprise-class environments.

• 2TB capacity in a standard 3.5-inch form factor
• Enhanced RAFF anti-vibration technology for robust performance in multi-drive environments
• Reliable, field-proven design
• SATA 6Gb/s with 512-byte (512n) supported legacy enterprise applications
• 2M hours MTBF2 rating & 5-year limited warranty

Configuration:
• Interface: SATA 6Gb/s
• Capacity: 2TB
• Sector size (bytes): 512 native (512n)
• Max. areal density (Gbits/sq. in): 638

Performance:
• Data buffer: 128 MB
• Rotational speed: 7200 RPM
• Latency average (ms): 4.2
• Interface transfer rate (MB/s, max): 600
• Sustained transfer rate: 191 MiB/sec, typ., 200 MB/sec, typ.
• Seek time: (read/write, ms, typical) 7.7 / 8.3

Reliability:
• Error rate (non-recoverable, bits read): 1 in 10^15
• Load/Unload cycles (40°C): 600,000
• MTBF (M hours): 2.0
• Annualised Failure Rate (AFR): 0.44%
• Availability (hrs/day x days/wk): 24x7

Acoustics:
• Idle/Operating (Bels, typical): 2.5

Power:
• Requirement +5V, +12V
• Operating (W, typical) 8.1
• Idle (W) 5.9
• Power consumption efficiency at idle: 2.95 (Watts/TB), 0.00295 (Watts/GB)

Environmental (operating):
• Ambient temperature: 5° to 60°C
• Shock (half-sine wave, G, read operation): 65 (2 ms)
• Vibration (G RMS, 10 to 300 Hz): 1.08 (XYZ)

Environmental (non-operating):
• Ambient temperature: -40° to 70°C
• Shock (half-sine wave, G): 300 (2ms)
• Random Vibration (G RMS, 10 to 300 Hz): 3.8 (XYZ)

Physical size:
• z-height: 26.1 mm
• Dimensions (WxD): 101.6 (+/-0.25) x 147 (max) mm
• Weight (approx.): 640 (+/-10%) g