Western Digital WD40EZAX 4TB BLUE 256MB WD40EZAX

WD Blue internal hard drives deliver reliability for office and web applications. They are ideal for use as primary drives in desktop PCs and for office applications. With a range of capacities and cache sizes, there�s a WD Blue internal hard drive that�s just right for you.

NoTouch Ramp Load technology
The recording head never touches the disk media, ensuring significantly less wear to the recording head and media as well as better drive protection in transit.

Low power consumption
State-of-the-art seeking algorithms and advanced power management features ensure low power consumption

Tested for compatibility
We perform tests on hundreds of systems and a multitude of platforms in our FIT Lab to give our customers confidence that our drives will work in their systems.

Upgrading your drive is easy
Seamlessly migrate your current system to your new Western Digital drive using Acronis� True Image� WD Edition software, available as a free download on the Western Digital Support site. This software enables you to copy all your data to a new drive so you don't have to reinstall your operating system to get all the benefits of a new drive.

The Western Digital� advantage
Western Digital puts our products through extensive Functional Integrity Testing (F.I.T.) prior to any product launch. On average, each new product goes through 600,000 hours of testing. Western Digital also has a detailed Knowledge Base with more than 1,000 helpful articles. You can also call toll-free support 7 days per week in the U.S. and Canada. See the Western Digital Support site for full details. Recommended use - WD Desktop hard drives are tested and recommended for use in PCs, industrial applications and external enclosures.2

Features



Component for



PC


HDD capacity



4 TB


HDD interface transfer rate



6 Gbit/s


HDD size



3.5 "


HDD speed



5400 RPM


Hot-swap



No


Interface



Serial ATA III


Noise level (idle)



23 dB


Type



HDD


Operational conditions



Operating temperature (T-T)



0 - 60 �C


Storage temperature (T-T)



-40 - 70 �C


Package dimensions



Gross Weight (Package, kg)



0.77 kg


Power



Power consumption (idle)



3.1 Watt


Power consumption (read)



4.7 Watt


Power consumption (write)



4.7 Watt


Product dimensions



Net Weight (Product, kg)



0.7 kg


Product Depth



14.7 cm


Product Height



2.61 cm


Product Width



10.16 cm


Vendor information



Brand Name


Western Digital