Western Digital Blue – 4TB 5400RPM SATA III 6Gb/s 256MB Cache 3.5′ Desktop Hard Drive – WD40EZAX | WD40EZAX

Western Digital WD Blue 4TB 3.5′ HDD SATA 6Gb/s 5400RPM 256MB Cache CMR Tech 2yrs Wty

Capacity
4TB

Form Factor
3.5-Inch

Connector
SATA

Interface
SATA

Transfer Rate
up to 185MB/s

Disk Speed (RPM)
5400 RPM

Recording Technology
CMR

Cache Size
256MB

Warranty
2-Year Limited Warranty

Dimensions (L x W x H)
147mm x 101.6mm x 26.1mm

Weight
570gms

Model Number
WD40EZAX

Operating Temperature
0°C to 60°C

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

Certifications
BSMI, ICES-003/NMB-003, CE, FCC, KC, Maghreb, RCM, UKCA, VCCI, CB-Scheme, TUV, UL

Product Features
Designed for reliable, everyday computing
Free Acronis® True Image™ WD Edition cloning software
Low power consumption with advanced power management

Compatibility
Windows® 11
Windows 10
Windows 8.1

Product Last Updated: 11/12/2025

* Whilst we endevour to have the correct information on our products provided from the supplier/manufacturer errors do occur. If you would like to double check the information, please feel free to contact us and we will be more than happy to confirm information on the item prior to purchase. In the event that product information is incorrect due to information we received from our supplier or manufacturer, we do not take responsibility or be held liable for damage(s) or loss(s). We will work with you and do our best to make the best of a bad situation and work with our supplier(s) and/or manufacturer(s) to supply the correct information for the item purchased etc..