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WD 12TB Red Pro 3.5" SATA3 NAS HDD/Hard Drive WD121KFBX

Stock may vary from item pictured. Retail pictures do not guarantee retail products.

12TB WD Red Pro WD121KFBX, 3.5" NAS HDD, SATA III - 6Gb/s, 7200rpm, 256MB Cache, Shock Sensor, NCQ, OEM

This item is currently discontinued and at present, we have no replacement on order.
 Web Only Product 
Quickcode: 72058  
Stock code: HDR-WD121KFBX
Manuf. code: WD121KFBX
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Product Overview

WD Red Pro

Designed specifically with SMD customers in mind, WD Red Pro drives are available for up to 24-bay medium to large scale 24x7 NAS environments. Engineered to handle increased workloads from your business, WD Red Pro Drives are extensively tested and carry a long 5-year limited warranty.

NAS for Big Business

Increase the efficiency and productivity of your business with WD Red Pro hard drives for up to 24-bay NAS systems. WD Red Pro comes equipped with NASware 3.0, which increased system compatibility allowing for seamless integration with your existing network infrastructure. Add value to your business by enabling your employees to quickly share their files and back up folders reliably with WD Red Pro NAS hard drives in your NAS solution.

Exclusive NASware 3.0 Technology

Our exclusive advanced firmware technology, NASware 3.0 enables seamless integration, robust data protection and optimal performance for NAS systems operating under heavy demand.

Built for Optimum NAS Compatibility

Desktop drives aren't purpose-built for NAS. Our exclusive technology takes the guesswork out of selecting a drive and balances performance and reliability in NAS and RAID environments. Simply put, a WD Red Pro drive is one of the most compatible drives available for medium to large NAS enclosures, but don't take our word for it. WD Red Pro drives are a reflection of an extensive NAS partner technology engagement and compatibility testing resulting in a leading compatibility list for NAS systems.

Larger NAS Bay Shock Protection

In a Network Attached Storage Device, a desktop HDD is not usually configured for a NAS environments. WD Red Pro drives are equipped with a multi-axis shock sensor that automatically detects subtle shock events and dynamic fly height technology which adjusts each read-write function compensate and protect the data. This combination of technology further protects the drives in larger 1 to 24 bay NAS environments and helps increase hard drive reliability.


- Available in large capacities with support for 1-24 bays

- 5-year limited warranty

- Enhanced reliability with 3D Active Balance Plus technology and error recovery controls with NASware 3.0 technology.

- Extended drive testing to ensure each drive is tested for extended reliable operation

- Vibration & Shock Protection.

Warranty Information:

Manufacturer western digital
Warranty Type Manufacturer via Aria
Manufacturer Website

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