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Place of Origin: Hong Kong
Model Number: WD20EFRX
Brand Name: WD
Products Status: Stock

Specifications

Product Specifications
Form Factor 3.5"
Interface SATA 6 Gbps
Capacity 2 TB
User Sectors per Drive 3,907,029,168
Performance
Rotational Speed IntelliPower
Buffer Size 64 MB
Transfer Rate Buffer to Host (SATA): 6 Gbps (Max.)
Target Performance MTBF: 1,000,000 hours
Environmental
Shock Operating Shock (Read): 65 G, 2 ms
Non-Operating Shock: 250 G, 2 ms
Acoustics Idle Mode: 23 dBA (average)
Seek Mode: 24 dBA (average)
Temperature Operating Temperature: 32 to 158°F (0 to 70°C)
Non-Operating Temperature: -40 to 158°F (-40 to 70°C)
Humidity Operating Humidity: 5 to 95% RH non-condensing
Vibration Operating Vibration: 0.004 g2/Hz (10 to 300 Hz)
Non-Operating Vibration: 0.05 g2/Hz (10 to 300 Hz)
Linear Operating Linear: 20 to 300 Hz, 0.75 G (0 to peak)
Electrical
Current Requirements 12 VDC:
Read/Write: 250 mA
Idle: 230 mA
Standby: 7 mA
Sleep: 7 mA

5 VDC:
Read/Write: 280 mA
Idle: 260 mA
Standby: 105 mA
Sleep: 105 mA

Power Dissipation:
Read/Write: 4.40 W
Idle: 4.10 W
Standby: 0.60 W
Sleep: 0.60 W
Physical
Dimensions (DxWxH) 5.79 x 4 x 1.03" (14.71 x 10.16 x 2.62 cm)
Weight 1.40 lb (0.63 kg)
Shipping Info
Shipping Weight 1.65 lb
Box Dimensions (WxHxD) 6.7 x 2.9 x 7.5