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WD Red WD40EFRX 4TB SATA III 7200RPM 64MB 3.5inch WD Red (WD40EFRX)
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For items in stock, order will be shipped or ready for pickup within 2-4 business days
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· Specification
Performance Specifications Rotational Speed: IntelliPower Buffer Size: 64MB
Transfer Rates Buffer to Host (Serial ATA): 6Gb/s (Max)
Physical Specifications Formatted Capacity: 4,000,787 MB Capacity: 4TB User Sectors Per Drive: 7,814,037,168
Target Performances MTBF: 1,000,000 Hours
Environmental Specifications (Shock) Operating Shock (Read): 65G, 2ms Non-Operating Shock: 250G, 2ms
Environmental Specifications (Acoustics) Idle Mode: 25 dBA (Average) Seek Mode: 28dBA (Average)
Temperature Operating: 32 F to 158 F (-0 C to 70C) Non-Operating: -40 F to 158 F (-40 C to 70 C)
Humidity Operating: 5-95% RH Non-Condensing
Vibration Operating: 0.004 g/Hz (10 to 300 Hz) Non-Operating: 0.05 g/Hz (10 to 300 Hz)
Operating Linear: 20-300 Hz, 0.75G (0 to peak)
Electrical Specifications (Current Requirements) 12V DC: - Read/Write: 250mA / Idle: 230mA / Standby: 7mA / Sleep: 7mA 5V DC: - Read/Write: 280mA / Idle: 260mA / Standby: 105mA / Sleep: 105mA Power Dissipation: - Read/Write: 4.50 Watts Idle: 3.30 Watts Standby: 0.40 Watts Sleep: 0.40 Watts
Compatibility Operating System: Windows/Mac
Item Dimension (L"xW"xH") 5.78 x 4 x 1.03 Weight 0.97 lb
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