Твърд диск 4TB, Western Digital Purple Surveillance, SATA 6Gb/s, 128MB кеш, 3.5" (8.89cm)

Industry-Leading Storage. Surveillance You Can Trust:
Western Digital has provided surveillance-grade storage for more than a decade. With WD Purple surveillance storage, drives are engineered for high temperature, always-on surveillance systems so you can rely on quality video when you need it most.

Western Digital's Exclusive AllFrame Technology:
All WD Purple drives are equipped with AllFrame technology, which helps reduce video frame drops and improves video recording and playback.

Multiple Cameras, Multiple Streams:
Modern recorders now support multiple video streams per camera. WD Purple drives support up to 64 single-stream HD cameras. With so many options, you have the flexibility to upgrade or expand your security applications in the future.

Product Features:
- Engineered for mainstream surveillance systems
- WD AllFrame technology delivers optimizations for write-intensive, low bit-rate, high stream-count workloads typical to mainstream surveillance applications
- Supports up to 180TB/yr workload rate and up to 16 bays

Compatibility:
Up to 64 HD cameras
Up to 16 drive bays
AllFrame firmware technology


Specifications

Capacity
4TB

Form Factor
3.5-Inch

Connector
SATA

Interface
SATA

Transfer Rate
up to 175MB/s

Disk Speed (RPM)

Recording Technology
CMR

Cache Size
128MB

Dimensions (L x W x H)
5.79" x 4" x 1.03"

Weight
1.21lbs

Operating Temperature
0°C to 65°C

Non-Operating Temperature
-40°C to 70°C

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