Description
WD Black 4 TB SATA Hard Drives ( WD4004FZWX)
Product Specifications
Interface SATA 6 Gb/s
Performance Specifications
Rotational Speed 7,200 RPM (nominal)
Buffer Size 128 MB
Load/unload Cycles 300,000 minimum
Transfer Rates
Buffer To Host (Serial ATA) 6 Gb/s (Max)
Physical Specifications
Formatted Capacity 4,000,787 MB
Capacity 4 TB
Form Factor 3.5 Inch
User Sectors Per Drive 7,814,037,168
Physical Dimensions
Metric
Height 26.1 mm
Depth 147 mm
Width 101.6 mm
Weight 0.78 kg
Environmental Specifications
Shock
Operating Shock (Read) 30G, 2 ms
Non-operating Shock 300G, 2 ms
Acoustics
Idle Mode 29 dBA (average)
Seek Mode 0 34 dBA (average)
Temperature (Metric)
Operating 5° C to 55° C
Non-operating -40° C to 70° C
Electrical Specifications
Current Requirements
Power Dissipation
Read/Write 9.50 Watts
Idle 8.10 Watts
Standby 1.30 Watts
Sleep 1.30 Watts
Compatibility
Operating System
Compatibility Windows/Mac
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