Seagate IronWolf 4TB NAS Internal Hard Drive 3.5" SATA 6Gb/s 5400RPM 256MB Cache CMR - ST4000VN006

The Seagate IronWolf 4TB is purpose-built for NAS systems, delivering reliable 24/7 performance in multi-bay environments. With 5400RPM spindle speed and a 256MB cache, it balances speed and efficiency for continuous operation. The 3.5" form factor fits standard NAS enclosures, while SATA 6Gb/s connectivity ensures fast data transfers. CMR technology provides proven reliability for demanding storage workloads. Ideal for small to medium-sized NAS setups requiring consistent uptime and dependable capacity.

The Seagate IronWolf 4TB (ST4000VN006) is a reliable NAS hard drive designed for 24/7 operation in home and small business NAS systems. Optimized for RAID environments, it provides dependable performance for file sharing, backups, media streaming, and cloud storage.

Built with CMR (Conventional Magnetic Recording) technology, a 5400 RPM spindle speed, and a 256MB cache, the IronWolf delivers smooth, consistent performance while maintaining low power consumption and quiet operation. It also features Rotational Vibration (RV) sensors and AgileArray™ firmware for enhanced reliability in multi-bay NAS systems. The drive is rated for a 180TB/year workload and includes a 1-year limited warranty.

Key Features

• 4TB Storage Capacity
• Designed for NAS Systems (Up to 8 Bays)
• SATA III 6Gb/s Interface
• 5400 RPM Performance
• 256MB Cache
• CMR Recording Technology
• AgileArray NAS Optimization
• Rotational Vibration (RV) Sensors
• 24/7 Continuous Operation
• 180TB/Year Workload Rating
• 1 Million Hours MTBF
• 1-Year Limited Warranty
• Supports IronWolf Health Management (compatible NAS systems)

Specifications