Seagate SAS ST973452SS and ST9146852SS firmware version HT66.

This release contains firmware version HT66 for Seagate SAS (15K rpm 2.5" SAS) 73GB and 146GB Hard Drives. Vendor model numbers ST973452SS and ST9146852SS.

Fixes & Enhancements

-Resolves a performance issue that can occur when running background scans
-Resolves a rare issue that can cause drive to hang on power cycle
-Resolves an issue with dual port configurations when receiving same command on both ports

-Improved drive connectivity
-Improved error handling
-Improved SMART error logging


Version HT66, A06


SAS Drive

Release date

24 Oct 2012

Last Updated

16 Nov 2013


Available formats

File Format:Update Package for Microsoft® Windows®
File Name:SAS-Drive_Firmware_4VM2N_WN32_HT66_A06.EXE
Download Type:HTTP
File Size: 11 MB
Format Description:Dell Update Packages (DUP) in Microsoft Windows 32bit format have been designed to run on Microsoft Windows 64bit Operating Systems. Dell Update Packages (DUP) in Microsoft Windows 64bit format will only run on Microsoft Windows 64bit Operating Systems. When selecting a device driver update be sure to select the one that is appropriate for your operating system.
To ensure the integrity of your download, please verify the checksum value.

By downloading, you accept the terms of the Dell Software License Agreement.

Other versions
HT64,A05 25 Apr 20126:55:50 PM
Supported Operating Systems
Novell SuSE Linux ES 11
Windows Server 2008 x64
Red Hat Ent Linux 4.5
Red Hat Ent Linux 4.6
Suse Linux ES 9
Suse Linux ES 10
Red Hat Enterprise Linux 4.5
Red Hat Ent Linux 4.7
Red Hat Ent Linux 5.2
Red Hat Enterprise Linux 6
Red Hat Ent Linux 5
Novell SuSE Linux ES 10
Windows Server 2008 x86
Windows Server 2003
Windows Server 2008 R2
Windows Server 2003 x64
Applies to
HD, 146, SAS6, 15K, 2.5, SGT, HORNET
HD, 146G, SAS, 15K, 2.5, SGT, HORNET
HD, 73G, SAS, 15K, 2.5, SGT, HORNET
HD, 73G, SAS6, 15K, 2.5, SGT, HORNET
Installation instructions

1. Click the "Download Now" link to download the file.
2. When the File Download window appears, click "Save" to save the file to your hard drive.


1. Browse to the location where you downloaded the file and double-click the new file.
2. Read over the release information presented in the dialog window.
3. Download and install any prerequisites identified in the dialog window before proceeding.
4. Click the Install button.
5. Follow the remaining prompts to perform the update.
Warning: Do not turn off your computer or disconnect from your power source while updating the BIOS or you may harm your computer. During the update, your computer will restart and you will briefly see a black screen.

This driver has been tested by both the independent software vendor (ISV) and Dell on the operating systems, graphics cards, and application supported by your device to ensure maximum compatibility and performance. Details

Dell highly recommends applying this update as soon as possible. The update contains changes to improve the reliability and availability of your Dell system.