Твърд диск 4TB HGST MegaScale DC 4000.B, SATA 6Gb/s, CoolSpin rpm, 64 MB, 3.5" (8.89 cm)

HGST MegaScale DC 4000.B
HMS5C4040BLE640

Where low-power, high-capacity, cost-effective storage are needed, trust the MegaScale DC 4000.B. Designed for data warehousing and mining, the MegaScale DC 4000.B gives you low cost, energy-efficient, long-term data retention. Archive more data at a lower TCO for the efficient data center.

Interface SATA 6Gb/s
Capacity (GB)4TB
Sector Size (Variable, Bytes/sector)512e
Max Areal Density (Gbits/sq. in.)443
Form Factor 3.5-inch

Performance
Data Buffer (MB)64
Rotational Speed (RPM) CoolSpin
Interface Transfer Rate (MB/sec, max)600
Sustained Transfer Rate (MB/sec, typ.)110-140

Reliability
Error Rate (non-recoverable, bits read)1 in 10 ^ 14
MTBF (M hours)800K
Load/Unload Cycles 300,000

Acoustics
Idle (Bels)2.5

Power
Requirement+5 VDC (+/-5%) +12VDC (+10%/-8%)
Startup Current (A, max)1.2 (+5V), 1.5 (+12V)
Read/Write (W, avg)6.2
Performance Idle (W, avg)4.9
Idle (W)4

Physical Size
Z-Height (mm)26.1
Dimensions (width x depth, mm)101.6 (+/-0.25) x 147
Weight (g, max)690
Environmental (operating)
Ambient Temperature5° to 60° C
Shock (half-sine wave)70
Vibration (5 to 500 Hz)0.67 (XYZ)
Environmental (non-operating)
Ambient Temperature-40° to 70° C
Shock (half-sine wave)300

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