Name: WD40EFZZ Western Digital WD Red Plus 4TB 3.5-inch NAS HDD SATA 6Gb/s
Brand: Western Digital
SKU: WD40EFZZ
Price: 1.00 USD
Availability: InStock
Rating: 4.8 (122 reviews)

Product Overview
The Western Digital WD Red Plus 4TB NAS HDD offers a 4TB capacity with a 5,400 RPM spindle speed, designed to fit 3.5-inch drive bays in NAS devices. It uses a SATA 6Gb/s interface and includes a 128MB cache, providing a balance between capacity and energy-efficient operation in NAS environments.

General Information
Brand	Western Digital

Technical Information
Capacity	4TB
Drive Type	Internal Hard Drive
Form Factor	3.5-inch
Disk Format	512e (Advanced Format)
Cache	128MB
Spindle Speed	5400 RPM
Hot Pluggable	Yes
Hot Swappable	Yes
Hybrid Drive	No
Compatible For	NAS
MTBF	1,000,000 hours

Interfaces/Ports
Interface	SATA 6GB/s

Physical Characteristics
Height	26.1 mm
Width	101.6 mm
Depth	147 mm
Dimensions	26.1 mm x 101.6 mm x 147 mm
Condition	Refurbished
Weight	1.76

Miscellaneous
Assembly Required	No
Compliance Standards	RoHS, CE, FCC, UL, TUV

Product Description
The Western Digital WD Red Plus 4TB NAS HDD is designed specifically for use in network-attached storage (NAS) systems. It provides a balance of storage capacity and energy-efficient performance suitable for home or small business NAS environments. This drive operates at 5,400 RPM and features a SATA 6Gb/s interface, allowing it to integrate with various NAS devices supporting this standard. Its 128MB cache supports data management and transfer, aiding in consistent performance during file operations. Key Features 4TB capacity suitable for multiple terabytes of data storage 5400 RPM spindle speed aimed at reducing power consumption and heat output SATA 6Gb/s interface compatible with a wide range of NAS devices 128MB cache for improved data access and transfer efficiency 3.5-inch form factor designed to fit standard NAS drives bays This hard drive is utilized primarily to expand storage in NAS systems, providing steady data access with attention to operational efficiency. Its specifications make it appropriate for environments where moderate performance and reliability are required without high rotational speeds.

Use Cases
This WD Red Plus 4TB hard drive is typically used in small office and home NAS setups where storage capacity and low power consumption are important. It suits environments that require consistent data access without the need for high-speed rotational drives. How It's Used: Expanding storage capacity in 3.5-inch bay NAS devices Maintaining energy-efficient operation for small business file servers Supporting media storage and backup solutions in home networks Providing moderate performance for collaborative work environments Replacing or upgrading existing NAS hard drives with compatible SATA models This drive supports workloads that demand reliable data storage with attention to power and thermal management. It plays a fundamental role in maintaining accessible and organized data repositories in NAS devices.

FAQ's
What does WD40EFZZ indicate in this HDD model? WD40EFZZ is the specific part number identifying the Western Digital WD Red Plus 4TB NAS hard drive model with its particular specifications and intended use. Is this drive compatible with all NAS systems? The WD Red Plus 4TB uses a SATA 6Gb/s interface and a 3.5-inch form factor, compatible with most NAS devices supporting these standards but should be verified against specific NAS hardware requirements. What does the 5,400 RPM speed imply for performance? A 5,400 RPM spindle speed indicates moderate rotational speed, balancing power consumption and noise, suitable for NAS environments that prioritize efficiency over high-speed data access. How does the 128MB cache affect the drive’s operation? The 128MB cache helps improve data throughput by temporarily storing frequently accessed data, supporting smoother performance during file transfers and multi-user access in NAS systems. Can this drive be used in a desktop PC? While physically compatible due to its 3.5-inch form factor and SATA interface, this drive is specifically optimized for NAS use and may not be ideal for desktop PC workloads. Does the SATA 6Gb/s interface support backward compatibility? Yes, SATA 6Gb/s interfaces are backward compatible with SATA 3Gb/s and SATA 1.5Gb/s, allowing the drive to function in systems with older SATA versions.