Western Digital WD3001BKHG, WD6001BKHG and WD9001BKHG firmware version D1S4.

This release contains firmware version D1S4 for Western Digital SAS (10K rpm 2.5" SAS) 300GB, 600GB and 900GB Hard Drives. Dell. Vendor model numbers WD3001BKHG, WD6001BKHG and WD9001BKHG.

Fixes & Enhancements

Improved sequential write performance under RAID 5 configurations
Improved write through performance
Improved drive error handling
Improved drive reliability


Version D1S4, A04


SAS Drive

Release date

23 Aug 2012

Last Updated

04 Nov 2016


Available formats

File Format:Update Package for Microsoft® Windows®
File Name:SAS-Drive_Firmware_3VFGK_WN32_D1S4_A04.EXE
Download Type:HTTP
File Size: 6 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.

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
Western Digital (SL300M) SAS 300GB 10K RPM
Western Digital (SL300M) SAS 600GB 10K RPM
Western Digital (SL300M) SAS 900GB 10K RPM
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 recommends applying this update during your next scheduled update cycle. The update contains feature enhancements or changes that will help keep your system software current and compatible with other system modules (firmware, BIOS, drivers and software).