Category: 3.5" SAS 12Gb/s Enterprise Hot-Swap Drive 7200rpm
Description: Axiom 12TB 12Gb/s SAS 7.2K RPM LFF 512e Hot-Swap HDD for HP - 881779-B21
Comparable to OEM #: 881779-B21
Capacity: 12TB


Axiom's Enterprise Class hard drives are leading the industry with a range of high capacity enterprise drive options. These drives feature enterprise class reliability with the power and performance efficiency that make them ideal for capacity optimized, 24x7 multi-drive server and storage environments.

* Delivers proven reliability, with a higher MTBF than standard grade drives
* Larger drive cache allows much faster access to data on the platters within the hard drive
* Reduces design and support costs by building a solid enterprise storage foundation
* Offers traditional form factors with enhanced rotational vibration tolerance and high data integrity for enterprise class reliability in a cost effective drive
* Fully tested for drive speed and quality
* Meets or exceeds original manufacturer's specifications
* Free unlimited tech support

Note: AXIOM LEGACY HARD DRIVE PRODUCTS MAY CONTAIN RE-CERTIFIED AND/OR RECONDITIONED COMPONENTS. This may include 146GB and smaller LFF & SFF SAS drives. All other drives are guaranteed new! – Please contact your Axiom Sales Associate for Details!
Part Number: 881779-B21-AX
Interface: SAS 12Gb/s
Capacity: 12TB
Cache: 256MB

*Reliability/Data Integrity*
MTBF: 2,500,000hr
Reliability Rating @ Full 24×7 Operation (AFR): 0.35%
Nonrecoverable Read Errors per Bits Read: 1 sector per 10E15
Power-On Hours per Year (24x7): 8760
512e Sector Size (Bytes per Sector): 512, 520, 528

Spindle Speed (RPM): 7200
Interface Access Speed (Gb/s): 12.0, 6.0, 3.0
Max. Sustained Transfer Rate OD (MB/s,MiB/s): Up to 261, 249
Random Read/Write 4K QD16 WCD (IOPS): 170/400
Interface Ports: Dual
Rotational Vibration @ 1500Hz (rad/s²): 12.5

*Power Consumption*
Idle A (W) Average: 5.5W
Average Latency (ms): 4.16
Operating Power: 9.3
Power Supply Requirements: +12 V and +5 V

Temperature, Operating (°C): 5°C – 60°C
Vibration, Nonoperating: 10Hz to 500Hz (Grms): 2.27

As used for storage capacity, one megabyte (MB) = one million bytes, one gigabyte (GB) = one billion bytes, and one terabyte (TB) = one trillion bytes.Total accessible capacity varies depending on operating environment.
Specs based on Seagate P/N: ST12000NM0027 and are subject to change without notification.
5 Year Limited Warranty