








š¼ Elevate your data game with WD Red ā where reliability meets relentless performance.
The WD Red 4TB NAS Internal Hard Drive is a purpose-built storage solution designed for NAS systems with up to 8 bays. Featuring a 5400 RPM spindle speed, SATA 6 Gbit/s interface, and 256 MB cache, it supports a hefty 180 TB/year workload rate. Its NASware firmware ensures optimal compatibility and durability, making it ideal for professionals seeking dependable, high-capacity storage that balances speed, efficiency, and longevity.




| Brand | Western Digital |
| Product Dimensions | 2.62 x 14.71 x 10.16 cm; 560 g |
| Item model number | WD40EFAX |
| Manufacturer | Western Digital |
| Series | WD Red |
| Color | Red |
| Form Factor | 2.5 in|3.5 in |
| Standing screen display size | 24 Inches |
| Hard Drive Size | 4 TB |
| Hard Disk Description | Mechanical Hard Disk |
| Hard Drive Interface | Serial ATA-600 |
| Hard Disk Rotational Speed | 5400 RPM |
| Wattage | 4.8 watts |
| Hardware Platform | Mac, PC |
| Are Batteries Included | No |
| Lithium Battery Energy Content | 2 Kilowatt Hours |
| Lithium Battery Packaging | Batteries packed with equipment |
| Lithium Battery Weight | 2 Grams |
| Number Of Lithium Ion Cells | 5 |
| Number of Lithium Metal Cells | 5 |
| Item Weight | 560 g |
Trustpilot
3 days ago
1 week ago
2 weeks ago
2 weeks ago