Seagate IronWolf Pro ST20000NT001 HDD 20TB 7200rpm 256mb 3.5"

The Seagate IronWolf Pro ST20000NT001 is a 20 TB internal HDD designed for NAS systems and other demanding storage setups. It combines a 7200 RPM speed, 256 MB cache, and a 3.5" form factor for dependable high-capacity storage.

Technical Specifications

• Type: HDD
• Component for: NAS
• HDD capacity: 20 TB
• HDD speed: 7200 RPM
• HDD size: 3.5"
• Storage drive buffer size: 256 MB
• HDD interface transfer rate: 6 Gbit/s
• HDD sustained transfer rate: 285 MiB/s
• Rotational Vibration (RV) sensors: Yes
• Workload rate limit: 550 TB/year
• Mean time to failure (MTTF): 2500000 h
• Mean time between failures (MTBF): 2500000 h
• Noise level (idle): 20 dB
• Operating temperature (T-T): 0 - 65 °C
• Storage temperature (T-T): -40 - 70 °C
• Operating shock: 40 G
• Non-operating shock: 200 G
• Non-operating vibration: 2.27 G

Features

• 20 TB capacity for large file collections, backups, and shared storage
• 7200 RPM performance for responsive access to stored data
• 256 MB cache to help support smooth drive operation
• 3.5" internal hard drive design for compatible desktop and NAS systems
• Suitable for NAS-oriented storage setups

Power

• Power consumption (typical): 7.7 W
• Power consumption (idle): 5.5 W
• Power consumption (standby): 1 W
• Power consumption (off): 1 W
• Start-up current: 2 A
• Operating voltage: 5 / 12 V

Dimensions and Weight

• Weight: 670 g
• Depth: 147 mm
• Width: 101.8 mm
• Height: 26.1 mm

Note

Do not open or disassemble. Do not drop and avoid strong impacts. Do not expose to high temperatures or moisture.