Western Digital Purple 3.5" 12000 GB Serial ATA III
SKU:WD121PURZ
In Stock
The Right Drive for the Job
WD Purple drives have been engineered specifically for the extreme demands of high temperature, 24/7 surveillance systems.
Performance You Can Trust
From a worldwide leader in the storage industry, WD Purple is engineered for quality video playback when you need it most.
Expand Your View to 64
WD Purple drives are optimized to support up to 64 cameras, giving you flexibility to upgrade or expand your security system.
SEAMLESS INTEGRATION
With a wide range of industry-leading enclosures and chipsets supported, you're sure to find the configuration and compatibility that's right for your NVR.
LESS IS MORE
Low power consumption is a must in a high-temperature, always-on surveillance environment. IntelliSeek technology helps reduce damaging ambient noise and vibrations.


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Hard drive | |
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Component for | Surveillance system |
HDD sustained transfer rate | 245 MiB/s |
HDD interface transfer rate | 6 Gbit/s |
RoHS compliance | Yes |
Workload rate limit | 360 TB/year |
Mean time between failures (MTBF) | 1500000 h |
Start/stop cycles | 300000 |
HDD speed | 7200 RPM |
HDD size | 3.5" |
HDD capacity | 12000 GB |
Features | |
Type | HDD |
Component for | Surveillance system |
HDD sustained transfer rate | 245 MiB/s |
HDD interface transfer rate | 6 Gbit/s |
RoHS compliance | Yes |
Workload rate limit | 360 TB/year |
Interface | Serial ATA III |
Mean time between failures (MTBF) | 1500000 h |
Start/stop cycles | 300000 |
HDD speed | 7200 RPM |
HDD size | 3.5" |
HDD capacity | 12000 GB |
Storage drive buffer size | 256 MB |
Power | |
Operating voltage | 5 / 12 V |
Power consumption (standby) | 0.6 W |
Power consumption (write) | 6.6 W |
Power consumption (read) | 6.6 W |
Power consumption (idle) | 5.6 W |
Operational conditions | |
Operating temperature (T-T) | 0 - 65 °C |
Storage temperature (T-T) | -40 - 70 °C |
Storage relative humidity (H-H) | 5 - 90% |
Operating shock | 30 G |
Non-operating shock | 250 G |
Technical details | |
Operating voltage | 5 / 12 V |
Quantity | 1 |
Interface | Serial ATA III |
Mean time between failures (MTBF) | 1500000 h |
Weight & dimensions | |
Width | 101.6 mm |
Height | 147 mm |
Depth | 26.1 mm |
Packaging data | |
Storage drive adapter included | No |
Quantity | 1 |
Packaging content | |
Storage drive adapter included | No |
Quantity | 1 |
Other features | |
Operating voltage | 5 / 12 V |
Interface | Serial ATA II |
Part No | WD121PURZ |
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