Western Digital WD120EFAX 12TB Hard Disk
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Western Digital WD120EFAX 12TB Internal Hard Drive Red 3.5 Bulk

Availability: In Stock
Part Number#: WD120EFAX
List Price was: $1045.45
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New Bulk Pack

Short Description:
WD120EFAX Red 12 Terabytes (TB) Hard Disk Drive Small Form Factor (SFF) Internal Network-Attached Storage (NAS) Serial Advanced Technology Attachment (SATA) 6 Gigabytes Per Second (Gb/s) Buffer | Made by Western Digital | New Bulk Pack
Western Digital
Product Condition:
New Bulk Pack
Warranty provided by ALLHDD.COM:
90 Days
Product Details of the Western Digital WD120EFAX Red12TB Internal Hard Drive

In the ever-expanding digital landscape, storage solutions play a pivotal role in ensuring the safekeeping and accessibility of vast amounts of data. One such storage solution that has gained prominence is the Western Digital WD120EFAX Red 12 Terabytes (TB) Hard Disk Drive (HDD). This description aims to provide a comprehensive understanding of the key features and specifications of this storage device, specifically designed for Network-Attached Storage (NAS) systems.

Western Digital WD120EFAX Red OverviewStorage Capacity

The WD120EFAX Red boasts an impressive storage capacity of 12 Terabytes, making it suitable for users with extensive data storage needs. This substantial capacity ensures that individuals and businesses can store a vast array of multimedia, documents, and applications without the constant concern of running out of space.

Small Form Factor

The Small Form Factor (SFF) of this hard disk drive enhances its adaptability to various storage environments. With a compact design, the WD120EFAX Red can be seamlessly integrated into NAS systems without occupying excessive physical space. This is particularly advantageous for users with limited space availability in their computing setups.

Internal Network-Attached Storage NAS Compatibility

Designed specifically for Network-Attached Storage (NAS) systems, the WD120EFAX Red is optimized for the unique demands of network-based storage. NAS systems are widely used for centralized data storage and retrieval in home and business settings. The WD Red series, to which this HDD belongs, is engineered to meet the stringent requirements of NAS applications.

SATA 6 Gigabytes Per Second Gb/s Interface

The SATA 6 Gb/s interface of the WD120EFAX Red ensures swift data transfer rates between the hard disk drive and the host system. This high-speed interface is crucial for optimizing performance, particularly in scenarios where quick data access is paramount. Whether it be for media streaming or data backup, the SATA 6 Gb/s interface contributes to a seamless user experience.

Buffer Size

The buffer, or cache, in a hard disk drive, is essential for enhancing data transfer efficiency. The WD120EFAX Red features a substantial buffer size, contributing to the overall speed and responsiveness of the drive. This is especially beneficial in scenarios involving simultaneous data access or when dealing with large files.

Technical SpecificationsStorage Technology

The WD120EFAX Red utilizes traditional hard disk drive technology, employing magnetic storage to store and retrieve data. While solid-state drives (SSDs) have gained popularity for their speed and durability, HDDs continue to be a -effective solution for large-scale storage needs.

Advanced Technology NASware

Western Digital has implemented its NASware technology in the WD120EFAX Red. NASware is a set of advanced firmware features specifically designed to enhance the performance and reliability of WD Red series drives in NAS applications. This technology addresses challenges such as compatibility, integration, and reliability in network storage environments.

Intelliseek Technology

The inclusion of Intelliseek technology in the WD120EFAX Red is geared towards optimizing seek speeds. Intelliseek calculates optimum seek speeds to reduce power consumption, noise, and vibration, ultimately contributing to the overall efficiency and lifespan of the hard disk drive.

Performance and ReliabilityReliability in NAS Environments

The reliability of a hard disk drive is paramount, especially in NAS environments where constant data access and retrieval are common. The WD120EFAX Red is designed to operate reliably in 24/7 NAS systems, ensuring that users can access their data whenever needed without concerns about drive failures.

3D Active Balance Plus

To further enhance reliability and performance, Western Digital incorporates 3D Active Balance Plus technology in the WD Red series. This technology helps to control the balance and vibration of the drive, reducing the likelihood of data corruption and ensuring consistent performance over time.

Error Recovery Controls

The WD120EFAX Red includes error recovery controls to mitigate the impact of potential data errors. These controls help prevent data loss by addressing errors swiftly and effectively. In a NAS environment where data integrity is crucial, such error recovery mechanisms contribute to the overall reliability of the storage solution.


The WD120EFAX Red is designed with user convenience in mind. Its straightforward process allows users to seamlessly integrate the hard disk drive into their NAS systems without requiring advanced technical expertise. The user-friendly interface ensures hassle-free, allowing individuals and businesses to set up their storage solutions quickly.

Compatibility with NAS Systems

Ensuring compatibility with a wide range of NAS systems is a priority for the WD Red series. The WD120EFAX Red is engineered to work seamlessly with various NAS devices, providing users with flexibility in choosing their preferred network storage solution. This compatibility simplifies the integration process and allows users to leverage the benefits of the WD Red series across different NAS platforms.

General Information for the Western Digital WD120EFAX Red Hard Drive
  • Manufacturer: Western Digital
  • Part Number or SKU#: WD120EFAX
  • Product Type: Hard Disk Drive
Technical Information
  • Product Line: WD Red
  • Storage Capacity: 12 TB
  • Interface: 6GBPS SATA
  • Drive Dimensions: 3.5 Inch
  • Spindle Speed: 5.4K RPM
  • Max. Sustained Transfer Rate: 210 MBPS
  • Buffer Size: 256 MB

Outline, The Western Digital WD120EFAX Red 12 Terabytes Hard Disk Drive stands out as a reliable and efficient storage solution, especially tailored for Network-Attached Storage (NAS) applications. With its impressive storage capacity, small form factor, and advanced technologies like NASware and Intelliseek, this hard disk drive addresses the specific needs of users requiring dependable and high-performance storage in a network environment. Whether used for multimedia storage, data backup, or continuous operation in a NAS setup, the WD120EFAX Red exemplifies Western Digital's commitment to delivering storage solutions that combine capacity, performance, and reliability.


Western Digital
Product Condition:
New Bulk Pack
Warranty provided by ALLHDD.COM:
90 Days

About New Bulk Pack Products

New Bulk Pack products come with clamshell boxes and do not have any manufacturer warranty. Many times manufacturers disassemble whole units to use parts or pulled from a new system. Typically, this product doesn't come with software or instructions unless indicated and no Manufacturer’s genuine warranty. You can take note these are not brand new products.


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ALLHDD guarantees that the products will not have defects in material that will affect the product's functionality during the Standard Warranty Period. The warranty period starts when the merchandise/items from our warehouse.

What does ALLHDD.Com warranty cover?

30-days to 3 years warranty:

Replacement or refund. In the case of material defects, we will try to replace the product first. The product will be replaced before the expiration of the original warranty. For any failure of hardware, if we cannot process the replacement of the product(s)/model(s), we will refund the original selling/invoiced price. The shipping costs and sales tax, if any, are non-refundable. ALLHDD retains the right to decide whether the item(s) will process for replacement or refund.

What is not covered by our warranty?

The reason why our warranty does not cover any problem caused by the following conditions:

(a) misuse of hardware; accidental damage; carelessness product(s) damage; shock; temperature beyond the specification of any product; faulty installation; operation; modification of goods;

(b) any misuse outside the instructions in the user manual for any specific product;

(c) damaged caused by other hardware or equipment. The warranty will void if the item is returned with physical damage, damage to the retail box, removed from the box, counterfeit labels/labelled by them, or any modifications of internal and external covers. Data loss or damages to any other equipment we do not cover by our offered warranty.

What is the Manufacturer/Brand Warranty?

In general, a manufacturer's warranty service/support is a written guarantee to the buyer of a product. Its terms assure the replacement or repair of the product, if necessary, within a specified period after the purchase (2-5 years depending on the brand/manufacturer). It is typically included in the price of the product. Products are brand new and sealed and the original manufacturer box is complete with the Manufacturer's genuine warranty. For most of the brand new/retail products that come with the manual and box, exceptions may apply (i.e., Cisco, Juniper Networks).

For the server parts (i.e., Dell, HPE) to get Full coverage of the warranty server must have a full 3- 5 years warranty. However, ALLHDD.COM will cover the warranty duration if any Manufacturer doesn't support the advertised warranty and there is no refund for those.
Final Sale items are non-returnable/refundable in any situation. Any question? please ask our team before the shipment.

Important notes:

We can provide additional warranty service/support for any product you purchase from us if you need additional warranty coverage before finalizing the order from ALLHDD.Com. You need to ask in live chat/help or call us for more information.

Individual product warranty mentioned on each item product description page/detail page.

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Shipping Options and Estimated Delivery Time

UPS Shipping Options:

FREE UPS® Ground (Free shipping to all orders for 48 states!)
Estimated delivery time: 4-7 business days

UPS 3 Day Select®
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UPS 2nd Day Air®
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UPS Next Day Air® First Overnight - Early A.M
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UPS® First Overnight - Saturday
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FedEx Shipping Options:

FedEx Ground®
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*For residential delivery via FedEx Ground use FedEx Home Delivery®
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FedEx Express Saver®
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Available throughout all 50 states (except Hawaii and Alaska)

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FedEx Standard Overnight®
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Available throughout all 50 states (Hawaii is outbound only)

FedEx Priority Overnight®
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FedEx First Overnight®
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Worldwide Shipping Options:

UPS®/FedEx® International Economy

Estimated delivery time: 4-7 business days

UPS®/FedEx® International Priority

Estimated delivery time: 2-4 business days

UPS®/FedEx® Ground Shipping Canada

Estimated delivery time: 5-8 business days

Important notes:

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