Seagate IronWolf Pro 3.5", 20TB, 7200 RPM, 256 MB, 550 WRL - hard drive (NAS)

The Seagate IronWolf Pro 20TB hard drive is built to meet the demands of commercial and enterprise NAS environments. Designed for 24x7 performance, this drive is optimized with AgileArray technology for enhanced RAID performance and reliability in multi-bay NAS systems. With its high capacity, the IronWolf Pro 20TB offers a scalable storage solution, making it perfect for creative professionals, media editing workstations, and large business storage needs. The drive's robust design includes built-in rotational vibration sensors and dynamic fly-height technology to ensure consistent performance even in high-vibration environments.

IronWolf Pro drives are also equipped with IronWolf Health Management (IHM) to provide active protection and maintain system health. With up to 550TB/year workload rate and a mean time between failures (MTBF) of 2.5 million hours, this drive ensures high reliability and dependability. Furthermore, it includes three years of complimentary Rescue Data Recovery Services, providing peace of mind with industry-leading data recovery success rates.

Key Specifications

• Capacity: 20TB
• Standard Model Number: ST20000NT001
• Interface: SATA 6Gb/s
• Drive Bays Supported: Unlimited
• Recording Technology: CMR
• Drive Design: Helium
• Workload Rate Limit (WRL): 550TB/year
• Rotational Vibration (RV) Sensors: Yes
• Cache: 256MB
• Mean Time Between Failures (MTBF): 2,500,000 hours
• Nonrecoverable Read Errors per Bits Read: 1 per 10E15
• Power-On Hours (per year): 8760
• Sector Size: 512E
• Rescue Data Recovery Services: 3 years
• Limited Warranty: 5 years
• Spindle Speed (RPM): 7200
• Max. Sustained Transfer Rate: 285MB/s
• Power Consumption (Average Operating Power): 7.7W
• Environmental (Operating Temperature): 0°C to 65°C
• Acoustics (Idle/Seek): 20dBA / 26dBA
• Physical Dimensions: 26.11mm height, 101.85mm width, 146.99mm depth
• Weight: 670g

Explore Other Options
The primary differences between this Seagate IronWolf Pro 20TB model and the ST20000NE000 lie in their workload rate limits and drive bay support. This model, ST20000NT001, supports an unlimited number of drive bays and is designed for a higher workload rate limit of 550TB/year, making it suitable for more intensive usage. In contrast, the ST20000NE000 supports up to 24-bay configurations and has a workload rate limit of 300TB/year, catering to less demanding environments. Both models share the same high reliability, performance features, and comprehensive data protection services.