| SKU | HDN724040ALE640 |
|---|---|
| Manufacturer | Western Digital |
| Availability | In Stock |
| Software | |
|---|---|
| Windows operating systems supported | Yes |
| Hard drive | |
| Component for | NAS |
| HDD interface transfer rate | 6 Gbit/s |
| Mean time between failures (MTBF) | 1000000 h |
| Start/stop cycles | 600000 |
| HDD speed | 7200 RPM |
| HDD size | 3.5" |
| HDD capacity | 4 TB |
| Features | |
| Type | HDD |
| Component for | NAS |
| HDD interface transfer rate | 6 Gbit/s |
| Interface | Serial ATA III |
| Windows operating systems supported | Yes |
| Mean time between failures (MTBF) | 1000000 h |
| Start/stop cycles | 600000 |
| HDD speed | 7200 RPM |
| HDD size | 3.5" |
| HDD capacity | 4 TB |
| Storage drive buffer size | 64 MB |
| Power | |
| Power consumption (idle) | 6.9 W |
| Start-up current | 1.2 A |
| System requirements | |
| Windows operating systems supported | Yes |
| Operational conditions | |
|---|---|
| Operating temperature (T-T) | 5 - 60 °C |
| Storage temperature (T-T) | -40 - 70 °C |
| Operating relative humidity (H-H) | 8 - 90% |
| Storage relative humidity (H-H) | 5 - 95% |
| Operating vibration | 0.67 G |
| Operating shock | 70 G |
| Non-operating vibration | 1.04 G |
| Non-operating shock | 300 G |
| Technical details | |
| Quantity per pack | 1 pc(s) |
| Interface | Serial ATA III |
| Mean time between failures (MTBF) | 1000000 h |
| Weight & dimensions | |
| Width | 4" (101.6 mm) |
| Weight | 25.2 oz (715 g) |
| Height | 1.03" (26.1 mm) |
| Depth | 5.79" (147 mm) |
| Packaging data | |
| Quantity per pack | 1 pc(s) |
| Other features | |
| Interface | Serial ATA III |
| Windows operating systems supported | Yes |
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|---|---|---|---|---|---|---|
| SKU |
HDN724040ALE640
|
WD20EFRX
|
WD4000FYYZ
|
WD10EFRX
|
WD40EFRX
|
ST8000NM0055
|
| Manufacturer |
Western Digital
|
Western Digital
|
Western Digital
|
Western Digital
|
Western Digital
|
Seagate
|
| HDD capacity |
2500GB and more
|
2000GB to 2500GB
|
2500GB and more
|
1000GB to 1500GB
|
2500GB and more
|
N/A
|
| Interface |
Serial ATA III
|
N/A
|
N/A
|
N/A
|
N/A
|
Serial ATA III
|
| Type |
HDD
|
N/A
|
N/A
|
N/A
|
N/A
|
N/A
|
| HDD speed |
7200RPM to 10000RPM
|
5400RPM to 5900RPM
|
7200RPM to 10000RPM
|
5400RPM to 5900RPM
|
5400RPM to 5900RPM
|
N/A
|
| HDD size |
N/A
|
N/A
|
N/A
|
N/A
|
N/A
|
3.5 "
|
| Component for |
NAS
|
NAS
|
N/A
|
NAS
|
NAS
|
NAS
|
