








💼 Elevate your NAS game with WD Red Plus — where reliability meets relentless performance.
The Western Digital 4TB WD Red Plus NAS Internal Hard Drive is a 3.5-inch mechanical HDD designed specifically for NAS systems. Featuring a 5400 RPM spindle speed, SATA 6 Gb/s interface, and 128 MB cache, it delivers reliable, quiet, and efficient storage optimized for 24/7 multi-drive environments. Its advanced vibration control and RAID error recovery make it ideal for professional-grade data storage and seamless NAS integration.



| ASIN | B08VH8C3WZ |
| Are Batteries Included | No |
| Best Sellers Rank | #20,616 in Computers ( See Top 100 in Computers ) #76 in Internal Hard Drives |
| Brand | Western Digital |
| Color | Red |
| Customer Reviews | 4.5 4.5 out of 5 stars (6,441) |
| Date First Available | 31 January 2021 |
| Form Factor | 3.5-inch |
| Hard Disk Description | Mechanical Hard Disk |
| Hard Disk Rotational Speed | 5400 RPM |
| Hard Drive Interface | Serial ATA-600 |
| Hard Drive Size | 4 TB |
| Hardware Platform | Mac, PC |
| Item Weight | 600 g |
| Item model number | WD40EFPX |
| Lithium Battery Energy Content | 2.6 British Thermal Units (BTUs) |
| Lithium Battery Packaging | Batteries contained in equipment |
| Lithium Battery Weight | 0.5 Milligrams |
| Manufacturer | Western Digital |
| Number Of Lithium Ion Cells | 7 |
| Number of Lithium Metal Cells | 7 |
| Number of USB 2.0 Ports | 1 |
| Number of USB 3.0 Ports | 1 |
| Optical Drive Type | BD-R |
| Product Dimensions | 14.7 x 10.16 x 2.61 cm; 600 g |
| RAM Size | 4 TB |
| Series | WD Red™ Plus NAS Hard Drive 3.5" |
| Wattage | 50 |
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