Seagate Technology ST38421A hard drive specifications

Seagate U4 8421 - hard drive - 8.4 GB - ATA-66

Seagate's U4 family of Ultra ATA/66 disk drives are the only drives designed specifically for the sub-$1000 class of desktop PCs. They range in capacity up to 8.4Gbytes, and feature industry-leading robustness. All U4 drives ship with Seagate's exclusive SeaShield System and Seagate's acclaimed DiscWizard installation software.

Recommended software for Seagate Technology ST38421A status and S.M.A.R.T. monitoring is ActiveSMART www.ariolic.com


Manufacturer
Seagate Technology

HDD Part Number
ST38421A


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

General

Device Type
Hard drive - Internal hard drive

Width
4 in

Depth
5.8 in

Height
1 in

Weight
1.3 lbs

Hard Drive

Form Factor

Capacity
8.4 GB

Interface Type
ATA-66

Buffer Size
256 KB

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

Performance

Drive Transfer Rate
66.6 MBps

Seek Time
10.5 ms (average) / 24 ms (max)

Track-to-Track Seek Time
2 ms

Average Latency
5.56 ms

Spindle Speed
5400 rpm

Reliability

Mean time before failure
400,000 hour(s)

Storage Hard Drive / Non-Recoverable Errors
1 per 10^13

Storage Controller

Type
None

Expansion / Connectivity

Connections
1 x Storage - ATA-66 - 40 pin IDC

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

Compatible Slots
x None

Miscellaneous

Cables Included
None

Power

Power Device
None

Manufacturer Warranty

Service & Support
1 year warranty

Environmental Parameters

Min Operating Temperature
32 �F

Max Operating Temperature
41 �F

Humidity Range Operating
10 - 90%

Shock Tolerance
63 g @ 2ms half-sine pulse (operating) / 75 g @ 11ms half-sine pulse (non-operating)

Sound Emission
39 dB

Max Altitude Operating
9840 ft


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