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WD Red Plus 4TB NAS Hard Disk Drive - 5400 RPM Class SATA 6Gb/s, CMR, 128MB Cache, 3.5 Inch - WD40EFZX

Name: WD Red Plus 4TB NAS Hard Disk Drive - 5400 RPM Class SATA 6Gb/s, CMR, 128MB Cache, 3.5 Inch - WD40EFZX
Brand: Western Digital
SKU: 1B4-005X-001D3
Rating: 4 (1699 reviews)

(1,699)(11) Write a Review

Available in capacities ranging from 1-14TB with support for up to 8 bays
Supports up to 180 TB/yr workload rate
NASware firmware for compatibility
Small or medium business NAS systems in a 24x7 environment
3-year limited warranty

Overview

Specs

Reviews (1,699)

Technical Information

Storage Capacity: 4 TB
Recording Technology: Conventional Magnetic Recording (CMR)

Drive Performance

Spindle Speed (rpm): 5400
Buffer: 128 MB

Network & Communication

Wireless LAN: No

Interfaces/Ports

Drive Interface: SATA
Drive Interface Standard: SATA/600

Physical Characteristics

Drive Type: Internal
Form Factor: 3.5"
Height: 1"
Width: 4"
Depth: 5.8"
Weight (Approximate): 1.50 lb

Miscellaneous

Environmentally Friendly: Yes
Environmental Certification: RoHS
Device Supported: Storage System

Warranty & Returns

Warranty, Returns, And Additional Information

Return Policies*

Return for refund within: 30 days

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Manufacturer Contact Info

Manufacturer Product Page
Manufacturer Website
Support Phone: 1-800-275-4932
Support Website
View other products from Western Digital

Features	Tackle Intensity with WD Red Plus Packed with power to handle the small- to medium-sized business NAS environments and increased workloads for SOHO customers, WD Red Plus is ideal for archiving and sharing, as well as RAID array rebuilding on systems using ZFS and other file systems. Built and tested for up to 8-bay NAS systems, these drives give you the flexibility, versatility, and confidence in storing and sharing your precious home and work files. For Small or Medium Businesses Stream, backup, share, and organize your digital content with a NAS and WD Red Plus drives designed to effortlessly share content with the devices at your home or business. NASware 3.0 technology increases your drives' compatibility with your existing network and devices. For larger businesses with up to 24 bays, count on WD Red Pro drives to deliver exceptional performance. Exclusive NASware 3.0 Not just any drive will do. Get up to 112TB of capacity in your 8-bay NAS system and with Western Digital's exclusive NASware 3.0 technology, you can optimize each and every drive. Built into every WD Red Plus hard drive, NASware 3.0's advanced technology improves storage performance by increasing compatibility, integration, upgradeability, and reliability. Built for Optimum NAS Compatibility WD Red Plus drives with NASware technology takes the guesswork out of selecting a drive. Optimized for NAS systems, our unique algorithm balances performance and reliability in NAS and RAID environments. Simply put, a WD Red Plus drive is one of the most compatible drives available for NAS enclosures. But don't take our word for it. WD Red Plus drives are a reflection of extensive NAS partner technology engagement and compatibility-testing. WD Red Pro for Big Business If you're looking for heavy duty performance for NAS, WD Red Pro drives deliver exceptional performance for the medium to large business customer with extreme demands.
Usage	For NAS systems

Form Factor	3.5"
Height (maximum)	26.10mm
Width (maximum)	101.60mm
Length (maximum)	147.00mm

WD Red Plus 4TB NAS Hard Disk Drive - 5400 RPM Class SATA 6Gb/s, CMR, 128MB Cache, 3.5 Inch - WD40EFZX

Learn more about the Western Digital WD40EFZX

Customer Reviews of the Western Digital WD40EFZX

Warranty & Returns

Warranty, Returns, And Additional Information

Return Policies*

Manufacturer Contact Info

Interface	SATA 6.0Gb/s
Capacity	4TB
Recording Technology	CMR
RPM	5400 RPM
Cache	128MB

Model
Brand	WD
Series	Red Plus
Model	WD40EFZX

Item#: 1B4-005X-001D3

WD Red Plus 4TB NAS Hard Disk Drive - 5400 RPM Class SATA 6Gb/s, CMR, 128MB Cache, 3.5 Inch - WD40EFZX

Learn more about the Western Digital WD40EFZX

Customer Reviews of the Western Digital WD40EFZX

Warranty & Returns

Warranty, Returns, And Additional Information

Return Policies*

Manufacturer Contact Info