Name: 0B47076 Western Digital Ultrastar DC HA340 4TB 3.5-inch SATA HDD
Brand: Western Digital
SKU: 0B47076
Price: 1.00 USD
Availability: InStock
Rating: 4.8 (122 reviews)

Product Overview
The Western Digital Ultrastar DC HA340 4TB 7200 RPM SATA 6Gb/s drive offers large capacity and established interface standards. It fits in enterprise storage applications requiring a 3.5-inch form factor HDD with 256MB cache memory and 512e sector emulation for compatibility.

General Information
Brand	Western Digital

Technical Information
Capacity	4TB
Drive Type	Internal Hard Drive
Form Factor	3.5-inch
Disk Format	512e
Cache	256MB
Spindle Speed	7200 RPM
Hot Pluggable	Yes
Hot Swappable	Yes
Hybrid Drive	No
Compatible For	Enterprise,Data Center,Servers
MTBF	2,000,000 hours

Interfaces/Ports
Interface	SATA 6GB/s

Physical Characteristics
Height	1.028
Width	4.0
Depth	5.787
Dimensions	1.028 x 4.0 x 5.787
Condition	Refurbished
Weight	1.76

Miscellaneous
Eco Friendly	Yes
Assembly Required	No
Compliance Standards	WEEE, RoHS, CE, FCC

Product Description
The Western Digital Ultrastar DC HA340 0B47076 is a 3.5-inch enterprise hard disk drive designed to deliver large storage capacity with consistent rotational speed. It is typically used in data centers and enterprise storage solutions requiring reliable disk drives for heavy workloads. This drive operates at 7200 RPM and uses the SATA 6Gb/s interface, offering a balance between performance and compatibility. Its 256MB cache helps improve data transfer efficiency during read/write operations. Key Features 4TB storage capacity to handle extensive data sets 7200 RPM spindle speed ensuring steady operation SATA 6Gb/s interface compatible with many enterprise systems 256MB cache for enhanced data buffering 512e sector emulation supporting advanced data formats This hard drive supports demanding enterprise workloads by providing sizable storage with standardized connectivity. Its design suits environments where consistent data throughput and compatibility with existing infrastructure are important.

Use Cases
This Western Digital Ultrastar DC HA340 is commonly deployed in enterprise data centers and storage arrays where sustained data access and capacity are needed. It supports environments managing large volumes of data across various workloads. How It's Used: Data center storage racks requiring reliable 3.5-inch HDDs Enterprise servers needing bulk storage with SATA 6Gb/s interface Backup and archival systems with a focus on capacity Storage arrays utilizing 512e sector emulation for compatibility Applications balancing performance and cost with 7200 RPM drives In these roles, the drive acts as a primary or secondary storage device providing durable capacity. It serves operational needs where throughput and storage density are key factors without specialized interface requirements.

FAQ's
What does 512e sector emulation mean? 512e stands for 512-byte emulation, where the drive uses 4K physical sectors but emulates 512-byte sectors for compatibility with older systems and software. Is the 0B47076 compatible with SATA interfaces? Yes, this drive uses a SATA 6Gb/s interface, making it compatible with standard SATA controllers in enterprise servers and storage devices. What is the significance of the 256MB cache? The 256MB cache acts as a buffer to temporarily store data, which helps improve read and write efficiency during data transfers. Can this drive be used in standard 3.5-inch bays? Yes, the drive's 3.5-inch form factor means it fits in standard enterprise server and storage device bays designed for 3.5-inch HDDs. What type of workloads suit the Ultrastar DC HA340? It is suited for enterprise workloads requiring large capacity and consistent rotational speed, such as data archiving, backup, and general-purpose storage. Does the 7200 RPM speed affect compatibility? The 7200 RPM spindle speed is standard for many enterprise drives and does not affect compatibility with SATA-based storage systems.