Seagate enterprise capacity ST3000NM0025 3TB 7200Rpm SAS 12.0 Gb/s 128MB 512N enterprise hard drive. Mfr Part Number: ST3000NM0025. Capacity: 3 TB. Spindle Speed: 7200 RPM. Cache: 128 MB. Interface: SAS 12GB/s. Max sustained transfer rate: 215 MB/s. Average latency: 4.16 ms. Idle average: 6.52 W. Average operating power: 7.74 W. Power supply requirements: +12 V and +5 V. Mtbf: 2, 000, 000 hours. Dimensions (WxDxH): 4.010 x 5.787 x 1.028 inch/ 101.85 x 147.00 x 26.10 mm. Weight: 1.5 lbs/ 680.0 g.