Hardisk CCTV 2TB WD Purple WD23PURZ / Hardisk WD 2TB

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

Formatted capacity : 2TB
Form Factor : 3.5-Inch
Advanced Format (AF) : Yes
Recording Technology : CMR
Interface : SATA 6Gb/s
RoHS compliant : Yes
Cameras supported : Up to 64 HD
Maximum Drive Bays Supported : 8
Firmware Feature Name : AllFrame
Tarnish resistant components : no
RV Sensors : no
Interface transfer rate (max) Buffer to host Host to/from drive (sustained) : 6 Gb/s 180MB/s
Cache (MB) : 64
Load/unload cycles : 300,000
Annualized workload rating : 180TB/yr
Non-recoverable read errors per bits read : <1 in 10^14
MTBF : 1,000,000

Power Management
Average power requirements (W) : 3
Read/Write : 3.8
Idle : 3.2
Standby and Sleep : 0.3

Temperature (°C, on the base casting)
Operating : 0 to 65
Non-operating : -40 to 70

Shock (Gs)
Operating (2 ms, read/write) : 30
Operating (2 ms, read) : 65
Non-operating (2 ms) : 250

Acoustics (dBA)
Idle : 21
Seek (average) : 26

Physical Dimensions
Height (in./mm, max) : 1.028/26.1
Length (in./mm, max) : 5.787/147
Width (in./mm, ± .01 in.) : 4/101.6

Three-Year Limited Warranty