Seagate Technology ST3146855LW-20PK hard drive specifications

Seagate Cheetah 15K.5 - hard drive - 146.8 GB - Ultra320 SCSI

Seagate Cheetah 15K.5 enterprise disc drive employs innovative perpendicular recording technology to set new standards for storage cost effectiveness. While doubling available capacity the Cheetah 15K.5 also delivers 30 percent higher sequential performance. This enables enterprises to meet their throughput and capacity requirements with fewer drives, significantly reducing total cost of ownership (TCO). Seagate designed the Cheetah 15K.5 for maximum reliability in demanding enterprise applications. This hard disc drive incorporates such Seagate-exclusive features as IRAW (Idle Read After Write), enhanced ECC (Error Correction Code) and BMS (Background Media Scan) to safeguard data integrity in the most rigorous environments.

Recommended software for Seagate Technology ST3146855LW-20PK status and S.M.A.R.T. monitoring is ActiveSMART www.ariolic.com


Manufacturer
Seagate Technology

HDD Part Number
ST3146855LW-20PK


Hard drive health monitoring software
ActiveSMART by Ariolic Software. Click to download ActiveSMART

General

Packaged Quantity
20

Device Type
Hard drive - Internal hard drive

Width
4 in

Depth
5.7 in

Height
1 in

Weight
1.9 lbs

Hard Drive

Form Factor

Capacity
146.8 GB

Interface Type
Ultra320 SCSI

Connector
68 pin HD D-Sub

SCSI Signaling Type
Low Voltage Differential (LVD)

Buffer Size
16 MB

Features
Perpendicular Recording, Background Media Scan (BMS), Idle Read After Write (IRAW), Enhanced Error Correction Code

Compliant Standards
S.M.A.R.T.

Performance

Drive Transfer Rate
320 MBps

Internal Data Rate
150 MBps

Seek Time
3.5 ms (average) / 6.7 ms (max)

Track-to-Track Seek Time
0.2 ms

Average Latency
2 ms

Spindle Speed
15000 rpm

Reliability

Storage Hard Drive / Recoverable Errors
10 per 10^12

Storage Hard Drive / Non-Recoverable Errors
1 per 10^16

Storage Controller

Type
None

Expansion / Connectivity

Interfaces
1 x Ultra320 SCSI - 68 pin HD D-Sub (HD-68)

Compatible Bays
1 x Internal - 3.5" x 1/3H

Compatible Slots
x None

Manufacturer Warranty

Service & Support
5 years warranty

Service & Support Details
Limited warranty - 5 years

Environmental Parameters

Min Operating Temperature
41 �F

Max Operating Temperature
122 �F

Humidity Range Operating
0 - 95%

Vibration Tolerance
1 g @ 5-400 Hz (operating) / 2 g @ 5-400 Hz (non-operating)


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