Category: 3.5" SAS 6Gb/s Enterprise Hot-Swap Drive 7200rpm
Description: Axiom 4TB 6Gb/s SAS 7.2K RPM LFF Hot-Swap HDD for HP - 695510-B21
Comparable to OEM #: 695510-B21, 695842-001
Capacity: 4TB



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: 695510-B21-AX
Interface: 6Gb/s SAS

Formatted 512 KB/Sector: 4TB
Cache, Multisegmented (MB): 128

External Transfer Rate (MB/s)
6Gb/s Serial Attached SCSI: 600

*Reliability/Data Integrity*
Mean Time Between Failures (MTBF, hours): 1.4 million
Reliability Rating @ Full 24x7 Operation (AFR): 0.63%
Nonrecoverable Read Errors per Bits Read: 1 sector per 10E15
Power-On Hours per Year: 8760
Bytes per Sector: 512, 520, 528

Spindle Speed (RPM) 7200
Max. Sustained Transfer Rate (MB/s): 175
Average Latency (ms): 4.16
Interface Ports: Dual
Rotational Vibration @ 1500 Hz (rad/sec): 12.5
Interface Access Speed (Gb/s): 6.0, 3.0, 1.5

*Power Consumption*
Idle (W): 7.80
Typical Operating, Random Read (W): 11.86
Power Supply Requirements: +12V and +5V

Temperature, Operating (°C) 5 to 60
Vibration, Nonoperating: <5Hz to 500Hz (Gs): 0.25
Shock, Operating, 2ms (Read/Write) (Gs): 70/40
Shock, Nonoperating, 1ms and 2ms (Gs): 300

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: ST4000NM0023 and are subject to change without notification.
3 Year Limited Warranty