Can this drive be used in a RAID array, and if so, what types of RAID configurations are supported?

Yes, this drive can be used in a RAID array. It is built and tested for up to 8-bay NAS systems, making it suitable for RAID configurations.

Is this 14TB hard drive compatible with a Synology NAS system, and are there any specific setup requirements?

WD Red Plus drives are optimized for NAS systems and are designed to handle small to medium-sized business NAS environments. They feature NASware technology that increases compatibility with existing networks and devices.

WD Elements 16TB USB 3.0 Desktop External Hard Drive WDBWLG0160HBK-NESN Black

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WD Red Plus 14TB NAS Hard Disk Drive - 7200 RPM Class SATA 6Gb/s, CMR, 512MB Cache, 3.5 Inch - WD140EFGX

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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
Retail or OEM packing may vary

🔥Don't forget your OS, we have Windows 11 OEM, Download and USB versions available

Overview

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Model
Brand	WD
Series	Red Plus
Model	WD140EFGX

Performance
Interface	SATA 6.0Gb/s
Capacity	14TB
NAND Flash Memory Type	Hard Drives
Recording Technology	CMR
RPM	7200 RPM
Cache	512MB

Features
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

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

Additional Information
First Listed on Newegg	September 27, 2026

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WD Red Plus 14TB NAS Hard Disk Drive - 7200 RPM Class SATA 6Gb/s, CMR, 512MB Cache, 3.5 Inch - WD140EFGX

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Item#: 9SIC8D2M7G0397

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WD Red Plus 14TB NAS Hard Disk Drive - 7200 RPM Class SATA 6Gb/s, CMR, 512MB Cache, 3.5 Inch - WD140EFGX

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Customer Reviews of the Western Digital WD140EFGX

Warranty & Returns

Warranty, Returns, And Additional Information

Warranty

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