4 TB WESTERN DIGITAL WD40EFPX 5400rpm, 3.5" HDD
HDD NAS WD Red Plus (3.5'', 4TB, 256MB, 5400 RPM, SATA 6 Gb/s)
| Drive Configuration | |
| Device Location | Internal |
| Form Factor | 3.5" |
| Storage Capacity | 4 TB |
| Supports Data Channel | SATA III-600 |
| Installed Cache Memory Storage Capacity | 256 MB |
| Performance | |
| Rotational Speed | 5400 rpm |
| Internal Data Bit Rate | 180 MB/sec |
| External Data Bit Rate | 6 Gbps |
| Reliability | |
| Non-Recoverable Errors | 1 per 10^14 |
| Mean Time Between Failures | 1000000 hr |
| Start / Stop Cycles | 600000 cycles |
| Hard Drive Features | Native Command Queuing (NCQ) 24/7 Advanced Format (AF) Conventional Magnetic Recording (CMR) |
| Shock Tolerance Operating | 70G @ 2ms |
| Shock Tolerance Storage | 250G @ 2ms |
| Maximum Power Consumption | 4.7 W |
| Minimum Power Consumption | 0.3 W |
| Environment | |
| Maximum Operating Ambient Temperature | 65 °C |
| Minimum Operating Ambient Temperature | 0 °C |
| Maximum Non-Operating Ambient Temperature | 70 °C |
| Minimum Non-Operating Ambient Temperature | -40 °C |
| Dimensions | |
| Depth (mm) | 147 mm |
| Height (mm) | 26.1 mm |
| Width (mm) | 101.6 mm |
| Nominal Weight | 0.57 kg |
| Manufacturer | WESTERN DIGITAL |
|---|---|
| SKU | WD40EFPX |
| Form Factor | 3.5" |
| Disk Interface | SATA III-600 |
| Buffer size | 256 MB |
| Rotational Speed, rpm | 5400rpm |
| Warranty | 36 month(s) |
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