Description:
Fast, reliable and enterprise-ready.
Ideal for servers, video surveillance, and other demanding
write-intensive applications, WD RE4 7200 RPM Enterprise
SATA hard drives offer up to 2 TB capacity, 64 MB cache,
4th generation vibration tolerance and 5-year limited
warranty.
Specifications:
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Performance Specifications
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Rotational Speed
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7,200 RPM (nominal)
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Buffer Size
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64 MB
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Average Latency
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4.20 ms (nominal)
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Load/unload Cycles
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600,000 minimum
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Transfer Rates
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Transfer Rate (Buffer To Disk)
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128 MB/s (Max)
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Physical Specifications
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Formatted Capacity
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1,000,204 MB
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Capacity
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1 TB
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Interface
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SATA 3 Gb/s
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User Sectors Per Drive
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1,953,525,168
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Physical Dimensions
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English
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Height
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1.028 Inches
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Depth
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5.787 Inches
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Width
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4.00 Inches
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Weight
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1.61 Pounds
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Metric
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Height
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25.40 mm
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Depth
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147 mm
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Width
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101.6 mm
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Weight
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0.73 kg
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Environmental Specifications
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Shock
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Operating Shock (Read)
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65G, 2 ms
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Non-operating Shock
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300G, 2 ms
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Acoustics
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Idle Mode
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28 dBA (average)
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Seek Mode 0
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29 dBA (average)
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Seek Mode 3
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25 dBA (average)
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Temperature (English)
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Operating
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32° F to 140° F
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Non-operating
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-40° F to 158° F
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Temperature (Metric)
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Operating
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5° C to 55° C
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Non-operating
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-40° C to 70° C
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Electrical Specifications
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Current Requirements
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Power Dissipation
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Read/Write
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7.90 Watts
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Idle
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5.90 Watts
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Standby
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0.70 Watts
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Sleep
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0.70 Watts
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