Western Digital Purple 4 TB SATA III Internal Hard Drive

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Identifiers
Model Western Digital WD40PURZ
MPN Western Digital WD40PURZ
Dimensions / Weight
Key Features
Application
A concise statement of the intended or most suitable use cases for a product, such as the type of environment (indoor or outdoor), activity (gaming, office work, media consumption) or general application category. It helps customers quickly determine whether the item fits their needs.
Surveillance
Buffer
The amount of data that a device can temporarily store in its internal memory before processing or transferring it. The value is expressed with a digital capacity unit (e.g., kilobytes, megabytes). This attribute helps understand the performance and efficiency of hardware when handling information streams.
64 MB
Capacity
The total amount of space or volume that a product can hold, expressed in an appropriate unit such as GB, MB, TB for digital storage or L, ml, cl for liquid capacity. This attribute helps users compare how much content a device or container can accommodate.
4194304 MB
Drive Connection
A list of the physical or logical interfaces that a hard drive uses to connect with other components, such as SATA, M.2 PCIe, U.2, SAS, NVMe, USB, or other standard connections. The values are comma‑separated and represent the supported connection types for the drive.
SATA
Drive Interface Standard SATA/600
Drive Size
The physical form factor or dimension of a storage drive, expressed as a size in inches (e.g., "2.5"", "3.5""), an M.2 module designation (e.g., "M.2 2280"), or a memory card type (e.g., "SD Card", "microSDXC"). This attribute helps users determine compatibility with bays, enclosures, and devices that accept specific drive sizes.
3.5"
Drive Type
The classification of a storage device’s mechanical or solid‑state nature, such as Internal, External, Portable, Motorized, Manual, SSD, HDD, Blu‑ray Writer, etc. It indicates how the drive is mounted and operated within or outside a system.
Internal
Refresh rate
The number of times per second that a display updates its image, expressed in hertz (Hz). It indicates the smoothness and responsiveness of motion on the screen; higher rates generally provide a more fluid visual experience.
60Hz 2Ms Response Time
Rotational speed
The speed at which a rotating component—such as a motor shaft, fan blade, or hard‑drive spindle—turns, expressed in revolutions per minute (RPM) or another appropriate unit of angular velocity. This value indicates how fast the component operates and is useful for comparing performance or suitability across different models.
5400 rpm
Technology Type
The underlying storage medium used by the product, such as hard disk drive (HDD), solid‑state drive (SSD), or hybrid configurations. It indicates the technology that determines performance characteristics like speed, durability and capacity.
HDD
Warranty
The length of time for which the manufacturer guarantees that the product will be free from defects in materials and workmanship, typically expressed in years or months.
3 Year Manufacturer Warranty (View More Information)
Wireless Lan
Indicates the wireless local area network (LAN) capabilities of a product, such as supported Wi‑Fi standards and features. The value is typically a textual description of the standard(s) or technology used.
No
Western Digital

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.