WESTERN DIGITAL Wd My Cloud Ex2 Ultra 4Tb Desktop External Hdd Black
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| Identifiers | |
|---|---|
| MPN | Western Digital WDBVBZ0040JCH-EESN |
| Model | Western Digital WDBVBZ0040JCH-EESN |
| Dimensions / Weight | |
| Key Features | |
|
AC input frequency The frequency of the alternating current supplied to a power supply or charger, expressed in hertz (Hz). It indicates the acceptable operating range for the electrical mains that powers the device, ensuring proper functionality and safety.
|
50/60 Hz |
|
AC input voltage The range of alternating current voltage that the product accepts from its power source, expressed in volts (V). It indicates the minimum and maximum supply voltages compatible with the device across different regions.
|
100-240 V |
| Backup features | Cloud |
|
Backup function Indicates whether a device has the capability to create backups of its data or settings, allowing restoration in case of loss, failure, or interruption.
|
Yes |
|
Box content A list of items that are included in the product’s packaging, such as cables, adapters, manuals, or accessories. Each item is listed as a separate text entry and can be used by customers to verify what they will receive upon purchase.
|
1 x Hard Drive |
|
Cable Lock Slot Indicates whether the product includes a slot for inserting a cable lock, such as a Kensington or similar security device.
|
Yes |
|
Cables included A list of the cable types that are supplied with the product, such as USB, HDMI, VGA, DisplayPort, LAN (RJ‑45), SATA, audio or other relevant connectors.
|
LAN (RJ-45) |
|
Chassis type The physical form factor of a computer chassis, indicating its size and layout such as Tower, Desktop, Mini‑PC, or rack units (e.g., 1U, 2U). This attribute helps users identify the footprint, mounting options, and compatibility with other hardware.
|
Desktop |
|
Colour The colour or combination of colours that a product is available in, expressed as common names such as "Black", "Silver" or comma‑separated lists like "Black, White". It indicates the visual appearance of the item for consumers.
|
Black |
| Connection Type | 1 x Ethernet 1000 Base-T - RJ-45, 2 x USB 3.0 |
|
Cooling type The method or mechanism used to dissipate heat from a component such as a processor, graphics card, or other electronic part. It indicates whether the device relies on active cooling (fans or liquid pumps), passive heat sinks, or hybrid solutions, and helps users assess thermal performance and noise levels.
|
Active |
| Cpu frequency | 1.30 GHz |
|
Depth The linear measurement of an object from front to back or top to bottom, expressed in a physical unit such as millimeters, centimeters, inches, etc. It indicates how deep the item is and can be used for fitting, compatibility, or spatial planning.
|
157 mm |
|
Device class A free‑text label that identifies the general category or type of a device, such as "NAS", "Server", "Router", "Storage Enclosure" or any other descriptive class used by manufacturers to classify their products. The value is intended to help users quickly understand the primary function or form factor of the item.
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Home & Home Office |
|
DHCP client Indicates whether the device supports the DHCP client function, meaning it can automatically request an IP address and related network settings from a DHCP server.
|
Yes |
|
Dimensions The pixel dimensions of a display or image, expressed as width by height (e.g., 1920x1080). It indicates how many pixels are used to render the visual content and is commonly used for monitors, TVs, smartphones, cameras, and digital images.
|
171 x 99 x 155 mm |
|
DLNA certified Indicates whether the product is certified to meet the Digital Living Network Alliance (DLNA) standards, enabling seamless media sharing and interoperability with other DLNA‑compliant devices on a network.
|
Yes |
|
Ethernet LAN Indicates whether the product includes an Ethernet LAN interface for wired network connectivity, allowing data transmission over RJ‑45 or compatible cables.
|
Yes |
|
Ethernet LAN data rates Maximum theoretical speed at which a device can send or receive data over its Ethernet LAN interface, expressed in megabits per second (Mbps) or gigabits per second (Gbps). It represents the upper bound of throughput under optimal conditions and is useful for comparing network performance between devices with wired connectivity.
|
10,100,1000 Mbit/s |
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External power adapter Indicates whether the product comes with an external power adapter in its packaging. A value of "Yes" means a charger is supplied; a value of "No" means no charger is included and the user must obtain one separately.
|
Yes |
|
Hdd form factor The physical size and mounting configuration of a hard disk drive, indicating whether it is a 2.5‑inch or 3.5‑inch unit and how it fits into a computer case or enclosure.
|
3.5" |
|
Height The vertical dimension of a product measured from its lowest to highest point. It is expressed in a physical unit such as millimetres, centimetres or inches and applies to any item where height is relevant, including books, electronics, furniture and other objects.
|
165 mm |
|
Hot-swap drive bays Indicates whether the product’s drive bays support hot‑swap, meaning drives can be inserted or removed while the device is powered on without shutting down or rebooting.
|
Yes |
|
In stock Indicates whether the product is a wire‑cut item (custom cut to size) or a stock item (pre‑cut to standard dimensions). This attribute helps buyers understand the manufacturing process and potential customization options.
|
Y |
| Installed storage drive type | HDD |
|
Internal memory type The type of memory physically installed inside a device, such as DDR4 SDRAM, LPDDR3, or other RAM variants. It indicates the architecture and generation of the internal memory modules that the product uses or supports.
|
DDR3 |
| iSCSI support | Yes |
| Jumbo frames support | Yes |
|
LED indicators A list of the functions or statuses that an LED indicator on a device can display, such as power status, activity, link, and other operational signals.
|
Status |
|
Link aggregation Indicates whether the device can combine multiple network connections into a single logical link to increase bandwidth or provide redundancy.
|
Yes |
|
Linux operating systems supported List of Linux operating systems that the product can run or support, including specific versions and architectures when relevant. Each value represents a distinct Linux distribution or kernel version supported by the hardware or software.
|
Yes |
|
Maximum supported storage capacity The largest amount of digital storage that a product can accommodate, expressed as a numeric value with an appropriate unit such as GB, MB, or TB. This attribute indicates the upper limit of data capacity for the device and helps users compare how much information it can hold.
|
16 TB |
|
Memory capacity The total amount of digital storage available in a device for holding data, program code or firmware, expressed as a numeric value with an appropriate unit such as GB, MB, or TB. This attribute helps users understand how much information the device can store and compare storage options across products.
|
4 TB |
|
Number of Users The total number of individual users that can be supported or accessed by the product or service. It represents a count of distinct user accounts, connections, or licenses and is expressed as an integer value.
|
800 user(s) |
|
Operating system installed The operating system that is installed on the device, indicating the software platform that manages hardware resources and provides services for applications. It can be a commercial OS such as Windows or macOS, an open‑source distribution like Linux, or a proprietary firmware used in embedded devices.
|
My Cloud OS |
|
Power supply location The physical position where the power supply unit is installed or mounted within a device, such as top, bottom, rear, side, front, or built‑in. This attribute helps users understand where to find the power source and plan cable routing or ventilation.
|
External |
|
Processor cores The total number of physical processing units in a single central processing unit (CPU). This value indicates how many independent tasks the CPU can handle simultaneously, influencing multitasking and parallel performance.
|
2 |
|
Processor family The processor family identifies the group or series of CPU models that share a common architecture, design, and performance characteristics. It helps users compare processors across brands and generations by indicating the underlying technology used in the chip.
|
Marvell |
|
Processor frequency The fundamental operating frequency of a processor, expressed in hertz (Hz). It indicates the speed at which the CPU runs under normal conditions and is typically reported in gigahertz (GHz) or megahertz (MHz). This value helps users compare performance potential across different models.
|
1.3 GHz |
|
Processor model Identifies the exact model of the central processing unit used in a device, including brand and numeric designation such as "Intel Core i5-8250U" or "AMD Ryzen 7 3700X". This value allows users to distinguish between different processor families, generations, and performance levels.
|
Armada 385 |
|
Quick installation guide Indicates whether a quick‑installation guide is provided with the product. A value of "Yes" means that a brief, step‑by‑step manual or overview is included to help users set up the device quickly; "No" indicates that no such guide is supplied.
|
Yes |
|
RAID Support A comma‑separated list of RAID levels that a storage device or controller can support, such as 0, 1, 5, 10, JBOD, and other proprietary configurations. Each value represents a distinct RAID mode the system is capable of creating or managing.
|
Yes |
|
Read speed The highest rate at which a storage device can retrieve data, expressed in bits per second or commonly used abbreviations such as MB/s or GB/s. This value indicates how quickly the device can read information for processing or transfer.
|
625 MB/s |
|
Security algorithms A list of cryptographic and authentication methods that a device can use for secure communication or data protection. Each entry represents a distinct algorithm or protocol, such as encryption ciphers (e.g., AES, WEP), authentication mechanisms (e.g., RADIUS, WPA‑PSK), or network security protocols (e.g., HTTPS, SSL/TLS). The values are typically separated by commas and may include both technical identifiers and consumer‑friendly labels.
|
256-bit AES |
|
Storage Drive Capacity The total amount of data that a storage drive can hold, expressed as a numeric value with an appropriate unit such as GB, MB, or TB. This attribute helps users understand how much information the drive can store and compare storage options across devices.
|
2000 GB |
|
Storage drive interface List of physical or logical interfaces that allow a storage drive to connect with other components, such as SATA, M.2 PCIe, U.2, SAS, NVMe or other standard connections.
|
Serial ATA III |
|
Storage drive size The physical width of a storage drive measured in inches or millimetres, typically expressed as the diagonal size of the drive’s enclosure (e.g., 2.5" or 3.5"). This measurement indicates the form factor that determines compatibility with computer bays, external enclosures, and mounting brackets.
|
2.5/3.5" |
|
Storage drives installed The total count of individual storage devices (hard disk drives or solid‑state drives) that are physically present in the product. It indicates how many separate drives are installed, regardless of capacity or interface type.
|
Yes |
|
Supported file systems A comma‑separated list of file system formats that the product can read or write, such as FAT32, NTFS, ext4, exFAT, HFS+, and others. Each value represents a distinct storage format supported by the device’s firmware or operating system.
|
FAT, FAT32, HFS, NTFS, ext2, ext3, ext4 |
|
Total installed storage capacity The total amount of digital storage that a device or component can hold, expressed with an appropriate unit such as GB, MB, TB, or a descriptive label indicating whether the storage is built‑in or external. This value represents the maximum capacity available for storing data, applications, and media.
|
4000 GB |
|
Type The general category or style of the product, such as laptop, printer cartridge, or cooling fan. It helps buyers quickly identify the nature of the item and compare similar products.
|
NAS |
|
USB port Indicates the presence and quantity of USB connectors on a product. The value is typically an integer representing how many USB ports are available, regardless of type or version.
|
Yes |
|
Wake-on-LAN ready Indicates whether the device can be powered on remotely via Wake‑on‑LAN, allowing a network administrator or user to start it from sleep or off state using a network packet.
|
Yes |
|
Wi-Fi Indicates whether the product has built‑in Wi‑Fi capability, allowing it to connect to wireless networks without requiring external adapters or dongles.
|
No |
|
Width The horizontal measurement of a product, expressed in a linear unit such as millimetres or inches. It indicates how wide the item is from one side to the other and is used for sizing, fitting, and compatibility purposes.
|
99 mm |

Western Digital is a brand of computer storage products and services. It was founded in 1970 and is headquartered in Irvine, California. The company produces a wide range of storage products, including hard drives, solid state drives, and storage systems.









