Seagate 28TB ST28000NT000 IronWolf Pro 3.5in SATA NAS Hard Drive

Interface

SATA 6Gb/s

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)

512 MB

MTBF (hours)

2,500,000 hr

Non-recoverable Read Errors per Bits Read

1 per 10E15

Power-On Hours (per year)

8,760

Sector Size (Bytes per Logical Sector)

512E

Rescue Data Recovery Services (years)

3

Limited Warranty (years)

5

Spindle Speed (RPM)

7200 RPM

Interface Access Speed (Gb/s)

6.0, 3.0, 1.5

Max Sustained Transfer Rate OD (MB/s)

270

Rotational Vibration @ 10-1500 Hz (rad/s)

12.5

Startup Current, Typical (12V, A)

2.0 A

Idle Power, Average (W)

6.8 W

Average Operating Power (W)

8.3 W

Standby Mode, Typical (W)

1.2 W

Sleep Mode, Typical (W)

1.2 W

Power Supply Requirements

+12 V and +5 V

Operating Temperature (ambient, min °C)

10°C

Operating Temperature (drive reported, max °C)

60°C

Non-operating Temperature (ambient, min °C)

-40°C

Non-operating Temperature (ambient, max °C)

70°C

Vibration, Non-operating (Grms)

2.27

Acoustics, Idle (dBA)

28

Acoustics, Seek (dBA)

32

Shock, Operating 2 ms (Read/Write) (Gs)

30/30 Gs

Shock, Non-operating, 1 ms and 2 ms (Gs)

200

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)

695 g / 1.53 lb