![Western Digital Red (5400RPM, 3.5", SATA III, 256MB Cache) 4TB HDD [SEALED]](http://groovycomputers.ca/cdn/shop/files/10_fda072a8-c7ac-4c97-b934-015bba9269f9.jpg?v=1783347506&width=1102)
Western Digital Red (5400RPM, 3.5", SATA III, 256MB Cache) 4TB HDD [SEALED]
Storewide Summer Sale — limited-time pricing while stock lasts.
Free shipping over $3,000 + 1-year warranty on every Canadian-built, stress-tested PC.
Financing available up to 4 years — upgrade now and pay over time.
Why buy now?
- Slow, outdated hardware holds back gaming, school, work, and creating
- Popular components can go out of stock with little notice
- Financing available — lock in today's price and pay over time
- Every build is Canadian-built, stress-tested, and backed by a 1-year warranty
This hard drive is brand new in its original sealed packaging. It has not been installed, used, or removed from its factory packaging.
Add dependable high-capacity storage to your desktop PC, home media setup, backup system, or compatible storage project with this Western Digital WD Red 4TB Internal Hard Drive . The WD40EFAX offers 4TB of storage in a standard 3.5-inch SATA format, making it a strong choice for photos, videos, documents, media collections, downloads, games, and local backups.
Sold by Groovy Computers — a Canadian custom PC business focused on reliable hardware, transparent listings, and helpful compatibility support.
Key Specifications
| Brand / Series | Western Digital WD Red |
| Model | WD40EFAX |
| Storage Capacity | 4TB / 4,000GB |
| Drive Type | Internal Hard Disk Drive (HDD) |
| Form Factor | 3.5-inch Desktop / Storage Drive |
| Interface | SATA III / SATA 6 Gb/s |
| Rotational Speed | 5400 RPM Class |
| Cache | 256MB |
| Recording Technology | SMR |
Great For
- Desktop PC bulk-storage upgrades
- Home media libraries, movies, music, and photos
- Documents, downloads, and personal archives
- Local backup storage
- Secondary storage alongside a faster SSD
- Light home-server or file-storage projects where compatible
- Gaming libraries and less frequently played games
Compatibility Information
- Designed for systems with a standard 3.5-inch drive bay .
- Requires an available SATA data port and SATA power connector .
- Not designed to install internally in most laptops because of its 3.5-inch size.
- Can be used externally with a separately purchased compatible 3.5-inch SATA USB enclosure or docking station.
- For full 4TB capacity, initialize the drive with a modern operating system using GPT partitioning.
- Because this model uses SMR recording, it is best suited for general storage, archives, media, and backups rather than sustained heavy-write workloads or demanding RAID rebuilds.
What's Included
- 1 × WD Red 4TB Internal Hard Drive — WD40EFAX
- Original factory-sealed packaging
Please Note: SATA data cable, SATA power cable, mounting screws, adapters, and any other accessories are not included unless specifically pictured or stated in this listing. Manufacturer capacity is listed as 4TB; usable capacity shown after formatting in Windows or other operating systems will be lower.
Please message us through eBay with any compatibility questions before ordering. We are happy to help confirm whether this drive is suitable for your desktop or storage setup.