Seagate IronWolf Pro NAS 18TB SATA 6Gb/s Hard Drive

The Seagate IronWolf Pro ST18000NT001 is an 18TB NAS-optimized 3.5-inch SATA hard drive engineered for always-on, multi-user NAS environments. With AgileArray firmware, rotational vibration compensation, and a 300TB/year workload rating, it delivers the sustained performance and reliability required for demanding SMB and enterprise NAS deployments of up to 24 bays.

Key Features

• 18TB NAS-optimized capacity for high-density storage systems
• AgileArray firmware — optimized for multi-drive NAS performance
• Supports NAS systems with up to 24 bays
• Rotational Vibration (RV) compensation for multi-drive enclosures
• 300TB/year workload rating — built for 24/7 NAS operation
• IronWolf Health Management (IHM) for proactive drive monitoring
• 3-year Rescue Data Recovery Services included

Product Specifications

• Part Number: ST18000NT001
• Manufacturer: Seagate
• OEM Status: Retail
• Capacity: 18TB
• Interface: SATA 6Gb/s
• Form Factor: 3.5-inch
• Spindle Speed: 7200RPM
• Cache: 256MB
• Sector Format: 512e

Storage Specifications

• Recording Technology: CMR
• Buffer Size: 256MB
• Average Latency: 4.16ms

Performance Specifications

• Max Sustained Transfer Rate: Up to 272 MB/s
• MTBF: 1.2 million hours
• AFR: 0.73%
• Workload Rate: 300TB/year
• Warranty: 5-year limited

Use Cases

• SMB and enterprise NAS systems (up to 24 bays)
• RAID storage arrays requiring high-capacity NAS drives
• 24/7 multi-user file sharing and collaboration storage
• Backup and disaster recovery NAS deployments
• Media and content storage for creative workflows

Compatibility

• Compatible with NAS systems supporting SATA 3.5-inch LFF drives (up to 24 bays)
• Works with IronWolf Health Management (IHM) compatible NAS devices
• Standard SATA 6Gb/s servers and storage enclosures

Frequently Asked Questions

What is the difference between IronWolf and IronWolf Pro?

IronWolf Pro offers a higher workload rating (300TB/year vs 180TB/year), longer MTBF, a 5-year warranty (vs 3-year), and includes 3-year Rescue Data Recovery Services — making it better suited for business-critical NAS environments.

What is AgileArray firmware?

AgileArray is Seagate's NAS-optimized firmware that enables dual-plane balancing, RAID optimization, and error recovery tuning specifically for multi-drive NAS enclosures.

Does IronWolf Pro support IronWolf Health Management?

Yes, IronWolf Pro drives support IHM on compatible NAS devices, providing proactive monitoring and predictive failure alerts.

The Seagate IronWolf Pro ST18000NT001 delivers 18TB of NAS-optimized storage with AgileArray firmware, 300TB/year workload rating, and a 5-year warranty with Rescue Data Recovery Services — the definitive high-capacity NAS hard drive for demanding SMB and enterprise multi-bay deployments.