General Interface: SAS 12Gb/s Capacity (GB): 4TB Sector Size (Variable, Bytes/sector): 512e: 512, 520, 528 Max Areal Density (Gbits/sq. in.): 512e/4Kn: 782, 696 (4TB) Form Factor: 3.5-inch

	Performance Data Buffer (MB): 256 Rotational Speed (RPM): 7200 Latency Average (ms): 4.16v Interface Transfer Rate (MB/sec, max): 1200 Sustained Transfer Rate: 512e/4Kn: Up to 255MB/s Up to 243MiB/s Seek Time (read, ms, typical): 8.0 (read) / 8.6 (write)

	Reliability Error Rate (non-recoverable, bits read): 1 in 1015 MTBF (M hours): 2M hours Annual Failure Rate (AFR): 0.44% Load/Unload Cycles: 600,000 Availability (hrs/day x days/wk): 24x7

	Acoustics Idle (Bels): 2.9 Operational (Bels, typical): 3.6

	Power Requirement: +5V, +12V Operating (W, typical): 12.8 Idle (W): 7.0

	Physical Size Z-Height (mm): 26.1 (max)

	Environmental (operating) Ambient Temperature: 5oC to 60oC Shock (half-sine wave): 70G (2 ms) Vibration: 0.67G RMS (XYZ, 5 to 500Hz)

	Environmental (non-operating) Ambient Temperature: -40oC to 70oC Shock (half-sine wave): 300G (2 ms) Vibration: 1.04G RMS (XYZ, 2 to 200Hz)

	Item Dimension (L"xW"xH") 6 x 4 x 2 Weight 1.57 lbs Warranty Information 5 Years