Device Location Internal Form Factor 3.5" Storage Capacity 1 TB Supports Data Channel SATA Installed Cache Memory Storage Capacity 128 MB Sector Capacity 512 B Rotational Speed 7200 rpm External Data Bit Rate 6 Gbps Non-Recoverable Errors 1 per 10^15 Mean Time Between Failures 2000000 hr Hard Drive Features PowerChoice On-Demand Power Savings Humidity Sensor Super Parity Halogen Free Shock Tolerance Operating 70G @ 2ms Shock Tolerance Storage 250G @ 2ms Vibration Tolerance Storage 5G @ 10-500Hz Maximum Power Consumption 8 W Minimum Power Consumption 4 W Maximum Operating Ambient Temperature 60 °C Minimum Operating Ambient Temperature 5 °C Depth (mm) 147 mm Height (mm) 26.1 mm Width (mm) 101.85 mm Nominal Weight 0.605 kg Package Type Box Warranty Products returnable Yes Warranty Term (month) 60 month(s) Warranty validation Criteria Serial Number Pack Weight Brutto (kg) 0.6 kg Pieces in pack 1 Box Weight Brutto (kg) 12.84 kg Packs in Box 20

Device Location Internal Form Factor 3.5" Storage Capacity 1 TB Supports Data Channel SATA III-600 Installed Cache Memory Storage Capacity 128 MB Sector Capacity 512 B Rotational Speed 7200 rpm External Data Bit Rate 6 Gbps Non-Recoverable Errors 1 per 10^15 Mean Time Between Failures 2000000 hr Hard Drive Features 247 PowerChoice On-Demand Power Savings SeaTools Diagnostic Software Humidity Sensor Super Parity Low Halogen Shock Tolerance Operating 70G @ 2ms Shock Tolerance Storage 250G @ 2ms Vibration Tolerance Storage 5G @ 10-500Hz Maximum Power Consumption 7 W Minimum Power Consumption 4.7 W Maximum Operating Ambient Temperature 60 °C Minimum Operating Ambient Temperature 5 °C Depth (mm) 147 mm Height (mm) 26.1 mm Width (mm) 101.85 mm Nominal Weight 0.55 kg Package Type Box Warranty Products returnable Yes Warranty Term (month) 60 month(s) Warranty validation Criteria Serial Number Pack Weight Brutto (kg) 0.55 kg Pieces in pack 1 Box Weight Brutto (kg) 11.6 kg Retail Packaging Net Weight Carton 11.6 kg Retail Packaging Net Weight Plastic 0.6 kg Packs in Box 20

Device Location Internal Form Factor 3.5" Storage Capacity 1 TB Supports Data Channel SATA III-600 Swap Capability Cold Installed Cache Memory Storage Capacity 128 MB Sector Capacity 512 B Rotational Speed 7200 rpm External Data Bit Rate 6 Gbps Non-Recoverable Errors 1 per 10^15 Mean Time Between Failures 2000000 hr Start Stop Cycles 600000 Hard Drive Features 247 RAID Support Multi-Axis Shock Sensor Shock Tolerance Operating 65G @ 2ms Shock Tolerance Storage 300G @ 2ms Vibration Tolerance Operating 1.08G @ 10-300Hz Vibration Tolerance Storage 3.8G @ 10-300Hz SATA III 1 Maximum Supply Voltage 12 V Minimum Supply Voltage 5 V Maximum Power Consumption 8.1 W Minimum Power Consumption 5.9 W Maximum Operating Ambient Temperature 60 °C Minimum Operating Ambient Temperature 5 °C Maximum Non-Operating Ambient Temperature 70 °C Minimum Non-Operating Ambient Temperature -40 °C Typical Operating Noise Level 2.8 dB Depth (mm) 147 mm Height (mm) 26.1 mm Width (mm) 101.6 mm Nominal Weight 0.64 kg Package Type Box Warranty Products returnable Yes Warranty Term (month) 60 month(s) Warranty validation Criteria Serial Number Pack Weight Brutto (kg) 0.64 kg Pieces in pack 1 Box Weight Brutto (kg) 12.8 kg Packs in Box 20

Device Location Internal Form Factor 3.5" Storage Capacity 500 GB Supports Data Channel SATA II-300 Installed Cache Memory Storage Capacity 64 MB Sector Capacity 512 B Platters Quantity 1 Heads Quantity 2 Rotational Speed 7200 rpm Average Rotational Delay 14 ms Internal Data Bit Rate 128 MBsec External Data Bit Rate 3 Gbps Non-Recoverable Errors 1 per 10^15 Mean Time Between Failures 1200000 hr Start Stop Cycles 600000 Hard Drive Features Native Command Queuing (NCQ) WD IntelliSeek WD StableTrac Rotary Acceleration Feed Forward SATA Interface Quantity 1 SATA Interface Connector Type SATA 7-pin Maximum Operating Ambient Temperature 55 °C Minimum Operating Ambient Temperature 5 °C Maximum Non-Operating Ambient Temperature 70 °C Minimum Non-Operating Ambient Temperature -40 °C Maximum Power Consumption 6.4 W Minimum Power Consumption 0.8 W Shock Tolerance Operating 65G @ 2ms Shock Tolerance Storage 350G @ 2ms Typical Operating Noise Level 30 dB Depth (mm) 147 mm Height (mm) 26.1 mm Width (mm) 101.6 mm Nominal Weight 0.45 kg Package Type Box Warranty Products returnable Yes Warranty Term (month) 60 month(s) Warranty validation Criteria Serial Number Pack Weight Brutto (kg) 0.45 kg Pieces in pack 1 Box Weight Brutto (kg) 9 kg Packs in Box 20