WD Caviar Green 2 TB SATA Hard Drives ( WD20EARS)

Performance Specifications | ||
![]() | Rotational Speed | IntelliPower * |
![]() | Buffer Size | 64 MB |
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Transfer Rates | ||
![]() | Buffer To Host (Serial ATA) | 3 Gb/s (Max) |
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Physical Specifications | ||
![]() | Formatted Capacity | 2,000,398 MB |
![]() | Capacity | 2 TB |
![]() | Interface | SATA 3 Gb/s |
![]() | User Sectors Per Drive | 3,907,029,168 |
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Physical Dimensions | ||
English | ||
![]() | Height | 1.028 Inches |
![]() | Depth | 5.787 Inches |
![]() | Width | 4.00 Inches |
![]() | Weight | 1.61 Pounds |
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Metric | ||
![]() | Height | 26.1 mm |
![]() | Depth | 147 mm |
![]() | Width | 101.6 mm |
![]() | Weight | 0.73 kg |
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Environmental Specifications | ||
Shock | ||
![]() | Operating Shock (Read) | 65G, 2 ms |
![]() | Non-operating Shock | 250G, 2 ms |
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Acoustics | ||
![]() | Idle Mode | 24 dBA (average) |
![]() | Seek Mode 0 | 29 dBA (average) |
![]() | Seek Mode 3 | 25 dBA (average) |
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Temperature (English) | ||
![]() | Operating | 32° F to 140° F |
![]() | Non-operating | -40° F to 158° F |
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Temperature (Metric) | ||
![]() | Operating | -0° C to 60° C |
![]() | Non-operating | -40° C to 70° C |
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Electrical Specifications | ||
Current Requirements | ||
![]() | 12 VDC | |
![]() | ![]() | 296 mA |
![]() | ![]() | 243 mA |
![]() | ![]() | 3 mA |
![]() | ![]() | 3 mA |
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![]() | 5 VDC | |
![]() | ![]() | 503 mA |
![]() | ![]() | 172 mA |
![]() | ![]() | 160 mA |
![]() | ![]() | 160 mA |
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![]() | Power Dissipation | |
![]() | ![]() | 6.00 Watts |
![]() | ![]() | 3.70 Watts |
![]() | ![]() | 0.80 Watts |
![]() | ![]() | 0.80 Watts |
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Documentation |
Product Overview (PDF) |
Drive Specification Sheet (PDF) |
Support |
Product Registration |
Warranty & RMA Services |
Data Recovery |
FAQ/Knowledge base |
Downloads |
Installation |
Phone & Email Support |
WD Community |

Important interface information | |
![]() | This drive requires a SATA interface |
WD Interface Guide |
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