Western-Digital Blue 4TB 5400rpm Hard Drive

Categories: , Item#: WD40EZAZ By:


Stock level and ETA

In Stock
1-3 Days To Order
  • Delivery charge calculated at checkout

Pay over 3 EQUAL zero-interest instalments of R600.00 with PayJustNow.
Find out how...

PayJustNow is a simple, easy-to-use payment system.

Here’s how it works:

PayJustNow allows you to pay for your purchase over 3 equal, zero interest instalments. You’ll pay one instalment at the time of purchase, the next at the beginning of the following month and the last one a month thereafter.

Step 1:

Browse your favourite online stores and proceed to check-out.

Step 2:

Choose PayJustNow as your payment method.

Step 3:

Create your account as easily as if your eyes were shut (though we’d recommend you keep them open).

Step 4:

Complete your purchase and whoop for joy!

Here’s what you’ll need:

  A valid RSA ID document

  To be over 18 years old

  An email address

  A SA Bank issued debit or credit card


Brand WD
Model WD40EZRZ
Series WD Blue
Product Specifications
Interface SATA 6 Gb/s
Formatted capacity 4 TB
Advanced Format (AF) Yes
Form factor 3.5-inch
RoHS compliant Yes
Buffer to host (max) 6 Gb/s
Host to/from drive (sustained) 150 MB/s
Cache (MB) 64
Rotational speed (RPM) 5400 RPM Class
Reliability/Data Integrity
Load/unload cycles 300,000
Non-recoverable read errors per bits read <1 in 10
Power Management
12VDC ±10% (A, peak) 1.75
Read/Write 5.1
Idle 3.4
Standby/Sleep 0.4
Environmental Specifications (Temperature)
Operating 0°C to 60°C
Non-operating -40°C to 70°C
Shock (Gs)
Operating (2 ms, write) 30
Operating (2 ms, read) 65
Non-operating (2 ms) 250
Acoustics (dBA)
Idle 25
Seek (average) 28
Physical Dimensions
Height (mm) 26.1
Length (mm) 147
Width (mm) 101.6
Weight (kg) 0.68
Warranty Information
Warranty 2 Year Warranty