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Note:

• The full product specifications below are from the manufacturer and may contain information related to other package quantities that will not apply to the product that you are reviewing. Please confirm the actual content and/or package quantity from the main product specifications page.
• These specifications may represent the entire product series/model/line to which this product belongs with specific configuration differences between the individual products stated.
• These specifications may have been copied from the same product in other region/country in which case there might be minor differences in region-specific data such as Input Voltage, Terms of Warranty etc.

Product Specifications
Average latency: N/A
Average read seek: N/A
Battery: Yes 
Cache/Buffer: N/A
Data transfer rate: N/A
Disk Capacity: 0 TB, 8 TB, 12 TB, 16 TB, 20 TB, 24 TB
Drive Bays: 4
Interfaces:

• USB 3.0 x 2
• Gigabit Ethernet x 2
• Power Supply (DC in) x 2

Memory: 512 MB DDR3
Processor: 2.0 GHz
Rotational Speed: N/A
Tape Drive: N/A
Write Speed: N/A

Product Dimensions
Height : 8.21 in (208.6 mm)
Length/Depth : 8.67 in (220.2 mm)
Width: 6.30 in (160.1 mm)
Weight:

• 0 TB: 7.2 lbs (3.3 kg)
• 8 TB: 12.8 lbs (5.8 kg)
• 12 TB: 12.8 lbs (5.8 kg)
• 16 TB: 13.8 lbs (6.2 kg)
• 20 TB and  24 B: 13.9 lb (6.3 kg)

Colors available: N/A

Country Code / Origin: Product of Thailand or Product of Malaysia

Environmental Specifications
Operating Temperature:  0° C to 35° C ( 32° F to 95° F)
Non-op Temperature: -40° C to 70° C (-40° F to 158° F)
Operating relative humidity: N/A
Non-operating relative humidity: N/A

Power Specifications
AC input voltage (AC adapter): 100 - 240 VAC
AC input frequency: 50 - 60 Hz

Languages for software: English + 17 other languages

Languages for User Manual: English + 21 other languages

Licenses Included: N/A

Limited Warranty²
Worldwide: 2 years

Previous Product Model
Product Name: N/A
Ref Order Number: N/A

Regulatory
NRCAN compliant: Yes
RoHS compliant¹: Yes

Software included
WD Apps:

• WD Setup software
• WD SmartWare™ Pro (10-user license)
• WD Quick View
• WD My Cloud™ desktop app
• available for PC and Mac®
• WD My Cloud mobile app*
• available for iOS and Android
• WD Photos™ app*
• available for iOS and Android

Integrated Apps:

• aMule
• Icecast
• Joomla!®
• phpBB®
• phpMyAdmin
• SqueezeCenter

 For the latest apps available, visit wd.com/mycloudex4.


*Download WD My Cloud mobile app and WD Photos app from iOS and Android app stores.

¹WD complies with the Restriction of Hazardous Substances (RoHS) Directive 2002/95/EC of the European Parliament, which is effective in the EU beginning July 1, 2006. RoHS aims to protect human health and the environment by restricting the use of certain hazardous substances in new equipment, and consists of restrictions on lead, mercury, cadmium, and other substances.

²The term of the limited warranty depends on the country in which the Product was purchased. Visit our website at http://support.wdc.com/warranty/policy.asp for the detailed terms and conditions of our limited warranty and for a list of the specific countries in these regions.