HDD 3.5" 20TB Seagate IronWolf PRO NAS SATA3 7200rpm 256MB ST20000NT001

Технички спецификации Specifications Capacity: 20TB Standard Model Number: ST20000NT001 Interface: SATA 6Gb/s Features Drive Bays Supported: Unlimited Recording Technology: CMR Drive Design (Air or Helium): Helium Workload Rate Limit (WRL): 550 Rotational Vibration (RV) Sensors: Yes Cache (MB): 256 Reliability/Data Integrity Mean Time Between Failures (MTBF, hours): 2,500,000 Non-recoverable Read Errors per Bits Read, Max: 1 per 10E15 Power-On Hours (per year): 8,760 Sector Size (Bytes per Logical Sector): 512E Performance Spindle Speed (RPM): 7,200 Interface Access Speed (Gb/s): 6.0, 3.0, 1.5 Max. Sustained Transfer Rate OD (MB/s): 285MB/s Rotational Vibration @ 10-1500 Hz (rad/s): 12.5 Power Consumption Startup Current, Typical (12V, A): 2 Idle Power, Average (W): 5.5 Average Operating Power (W): 7.7W Standby Mode, Typical (W): 1 Sleep Mode, Typical (W): 1 Power Supply Requirements: +12 V and +5 V Environmental/Temperature Operating Temperature (ambient, min °C): 0 Operating Temperature (drive reported, max °C): 65 Non-operating Temperature (ambient, min °C): -40 Non-operating Temperature (ambient, max °C): 70 Environmental/Acoustics Vibration, Non-operating: 10 Hz to 500 Hz (Grms: 2.27 Acoustics, Idle (typical, measured in Idle 1 state) (dBA) : 20 Acoustics, Seek (typical) (dBA) : 26 Environmental/Shock Shock, Operating 2 ms (Read/Write) (Gs) : 40/40 Gs Shock, Non-operating, 1 ms and 2 ms (Gs): 200 Physical Height (mm/in) : 26.11 mm/1.028 in Width (mm/in, max) : 101.85 mm/4.01 in Depth (mm/in, max) : 146.99 mm/5.787 in Weight (g/lb, typical) : 670 g/1.477 lb