Western Digital Ultrastar DC HDD Server (3.5in 26.1MM 18TB 512MB 7200RPM SATA ULTRA 512E SE NP3 DC HC550) SKU: 0F38459
| Device Location | Internal |
| Form Factor | 3.5" |
| Storage Capacity | 18 TB |
| Supports Data Channel | SATA III-600 |
| Installed Cache Memory Storage Capacity | 512 MB |
| Sector Capacity | 512 B |
| Rotational Speed | 7200 rpm |
| Average Rotational Delay | 4.16 ms |
| External Data Bit Rate | 6 Gbps |
| Non-Recoverable Errors | 1 per 10^15 |
| Mean Time Between Failures | 2500000 hr |
| Start / Stop Cycles | 600000 |
| Hard Drive Features | 24/7 |
| Shock Tolerance Operating | 50G @ 2ms |
| Shock Tolerance Storage | 250G @ 2ms |
| Vibration Tolerance Operating | 0.67G @ 5-500Hz |
| Vibration Tolerance Storage | 1.04G @ 2-200Hz |
| Maximum Supply Voltage | 12 V |
| Minimum Supply Voltage | 5 V |
| Maximum Power Consumption | 6.5 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 |
| Depth (mm) | 147 mm |
| Height (mm) | 26.1 mm |
| Width (mm) | 101.6 mm |
| Nominal Weight | 0.69 kg |
| Warranty Products Returnable | Yes |
| Warranty Term (month) | 60 month(s) |
| Warranty Validation Criteria | Serial Number |
| Pack Weight Brutto (kg) | 0.69 kg |
| Pack Weight Netto (kg) | 0.01 kg |
| Pieces in pack | 1 |
| Box Weight Brutto (kg) | 0.69 kg |
| Retail Packaging Net Weight Carton | 0 kg |
| Retail Packaging Net Weight Plastic | 0 kg |
| Packs in Box | 1 |
| Package Type | Box |
| EAN Code | 8717306634656 |