Pevný disk WD Caviar WD4000KD

Unique hard disk with a capacity of 400 GB and higher 16 MB buffer is intended for advanced Serial ATA interface.The disc is equipped with a large number of technologies for data protection and trouble-free operation, the speed of 7200 revolutions per minute and Serial ATA interface allows transfer data at speeds up to 150 MB / s.Excellent access time period (8.9 ms) guarantees fast and quick to find the stored data and readiness for their registration.This also helps SoftSeek technology, through improved search algorithm for writing and reading increases the effectiveness of the operations carried out.WhisperDrive technology minimizes noise drive the value of approaching the threshold of audibility of the human ear.
Privacy is ensured through superior technology Data Lifeguard.Hard disk automatically searches for the injured disk space, which in turn isolates them and try to correct them.This, together with the protection ShockGuard protecting the disk against shocks significantly extending the lifetime of hard disk.With a better installation, diagnostics and repair any simple data are available programs designed specifically for these discs in the package Data Lifeguard Tools.
The technology SecureConnect strengthening Serial ATA connectors and thus prevent cracking in the handling of cables.Thanks FlexPower technology can be used as conventional power connectors, as well as Serial ATA power.
The parameters and specifications:
Capacity:
400 GB
The speed of rotation:
7 200 RPM
Cache:
16 MB
Interface:
Serial ATA (150 MB / s)
Access time:
An average of 8.9 ms
Dimensions:
26 x 101 x 147 mm
Weight:
0.6 kg
Operating temperature:
5 to 55 ° C