Brand: Seagate · SKU: ST4000VNZ06 · MPN: ST4000VNZ06 · Category: Storage

Seagate IronWolf ST4000VNZ06 is a 4TB 3.5-inch NAS HDD with SATA 6Gb/s, 5400RPM, CMR recording and 256MB cache for 1–8 bay NAS systems.
| RPM | 5400 RPM |
|---|---|
| MTBF | 1,000,000 hours |
| Cache | 256MB |
| Capacity | 4TB |
| Interface | SATA 6Gb/s |
| Form Factor | 3.5-inch |
| Supported Bays | 1-8 Bays |
| Data Transfer Rate | Up to 202 MB/s |
| Workload Rate Limit | 180TB/year |
| Recording Technology | CMR (Conventional Magnetic Recording) |
| Warranty | 3-Year Limited Manufacturer Warranty and 3-Year Rescue Data Recovery Services |
| Weight | 1.08 lb |
| Dimensions | 0.80 x 4.01 x 5.79 inches |
The Seagate IronWolf ST4000VNZ06 is a 4TB 3.5-inch NAS hard drive designed for multi-user network attached storage environments. It uses a SATA 6Gb/s interface, CMR recording technology and a 5400RPM spindle speed, making it suitable for continuous NAS workloads and RAID configurations. The drive provides a 256MB cache and supports NAS systems with 1 to 8 drive bays. Its IronWolf design incorporates rotational vibration sensors, dual-plane balance and error recovery control to help maintain consistent operation in multi-drive environments. With a workload rate limit of up to 180TB per year and a maximum sustained transfer rate of up to 202MB/s, the ST4000VNZ06 provides dependable capacity and performance for centralized file storage, backup and shared data applications.
Yes, this Seagate IronWolf 4TB NAS HDD 3.5-Inch SATA 6Gb/s 5400RPM 256MB – ST4000VNZ06 (ST4000VNZ06) is 100% genuine Seagate hardware. All our products are verified by certified technicians and come with clean serial numbers ready for service contract registration.
This Seagate IronWolf 4TB NAS HDD 3.5-Inch SATA 6Gb/s 5400RPM 256MB – ST4000VNZ06 includes our standard 3-Year Warranty covering all manufacturing defects. We also offer advanced replacement options for minimal downtime.
We offer free ground shipping which typically takes 3-5 business days. Expedited shipping options are available at checkout for faster delivery.
Yes, we have a 30-day return policy on all products. Restocking fees may apply for opened items. Please see our return policy for complete details.
Please check the specifications tab for detailed compatibility information. Our technical team is available to assist with compatibility questions for the ST4000VNZ06.