The following are current versions of ATTO drivers and software.
Click here for archived ATTO drivers and software. Drivers and software for discontinued ATTO products are here.
If a driver or software package does not appear on this list, it may still be available by contacting ATTO Tech Support.
Select an ATTO Product plus a Product Family to begin:
The current sort appears below. SEARCH the sorted file listing using the search box (when each sort filter is set to “all”, all files are searched).
ATTO Product:
ExpressSAS
Product Family:
All
Operating System:
All
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ATTO ConfigTool Linux
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The ATTO ConfigTool offers a graphical user interface to easily monitor and manage ATTO host bus adapter settings for specialized applications. It can be used to view the drivers and flash files currently in use, easily update the firmware, collect diagnostic logs and configure adapter settings. ATTO ConfigTool requires a supported ATTO Product. The HBA drivers and firmware are not included with the utility. |
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ATTO ConfigTool macOS
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The ATTO ConfigTool offers a graphical user interface to easily monitor and manage ATTO host bus adapter settings for specialized applications. It can be used to view the drivers and flash files currently in use, easily update the firmware, collect diagnostic logs and configure adapter settings. ATTO ConfigTool requires a supported ATTO Product. The HBA drivers and firmware are not included with the utility. |
Download | ||||||
ATTO ConfigTool Windows
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The ATTO ConfigTool offers a graphical user interface to easily monitor and manage ATTO host bus adapter settings for specialized applications. It can be used to view the drivers and flash files currently in use, easily update the firmware, collect diagnostic logs and configure adapter settings. ATTO ConfigTool requires a supported ATTO Product. The HBA drivers and firmware are not included with the utility. |
Download | ||||||
ExpressSAS 12Gb GT Driver FreeBSD
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Proprietary FreeBSD device driver for ExpressSAS 12Gb GT Host Bus Adapters. Supports the following FreeBSD versions: FreeBSD 12, 13. |
Download | ||||||
ExpressSAS 12Gb GT Driver Illumos
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Proprietary Illumos device driver for ExpressSAS 12Gb GT Host Bus Adapters. Supports the following Illumos versions: OpenIndiana, OmniOS, NexentaStor 4, NexentaStor 5, NestOS. |
Download | ||||||
ExpressSAS 12Gb GT Driver Linux
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Proprietary Linux device driver for ExpressSAS 12Gb GT Host Bus Adapters. Supports the following Linux Distributions: Red Hat Enterprise Linux 8 & 9, Rocky Linux 8 & 9, openSUSE Leap 15, SUSE Linux Enterprise Server 15, Ubuntu 22.04 LTS & 24.04 LTS. |
Download | ||||||
ExpressSAS 12Gb GT Driver macOS
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macOS device driver for ExpressSAS 12Gb GT Host Bus Adapters. Supports the following macOS Versions: macOS 15 Sequoia, macOS 14 Sonoma & macOS 13 Ventura. In macOS 11, Apple introduced User-Approved Kernel Extension Loading. For additional information on this update, please visit here. When installing an ATTO driver on macOS, you may get a pop-up message warning stating that “this is a system extension that will be incompatible with a future version of macOS.” There is no need to be concerned. ATTO currently uses Kernel Extension Drivers to provide the highest-performing drivers possible. |
Download | ||||||
ExpressSAS 12Gb GT Driver Windows
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Windows device driver for ExpressSAS 12Gb GT Host Bus Adapters. Supports the following versions of Windows: Windows 10, 11, Windows Server 2016, 2019, 2022 & 2025. |
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ExpressSAS 12Gb GT Flash Bundle FreeBSD
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FreeBSD flash bundle for ExpressSAS 12Gb GT Host Bus Adapters. Instructions on how to flash can be found in the ReadMe downloaded with the flash bundle file. Supported Products: ExpressSAS H1280GT, ExpressSAS H1208GT, ExpressSAS, H1244GT, ExpressSAS H12F0GT & ExpressSAS H120FGT. |
Download | ||||||
ExpressSAS 12Gb GT Flash Bundle Illumos
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Illumos flash bundle for ExpressSAS 12Gb GT Host Bus Adapters. Instructions on how to flash can be found in the ReadMe downloaded with the flash bundle file. Supported Products: ExpressSAS H1280GT, ExpressSAS H1208GT, ExpressSAS, H1244GT, ExpressSAS H12F0GT & ExpressSAS H120FGT. |
Download | ||||||
ExpressSAS 12Gb GT Flash Bundle Linux
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Linux flash bundle for ExpressSAS 12Gb GT adapters. Instructions on how to flash can be found in the ReadMe downloaded with the flash bundle file. Supported Products: ExpressSAS H1280GT, ExpressSAS H1208GT, ExpressSAS, H1244GT, ExpressSAS H12F0GT & ExpressSAS H120FGT. |
Download | ||||||
ExpressSAS 12Gb GT Flash Bundle macOS
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macOS flash bundle for ExpressSAS 12Gb GT adapters. Instructions on how to flash can be found in the ReadMe downloaded with the flash bundle file. Supported Products: ExpressSAS H1280GT, ExpressSAS H1208GT, ExpressSAS, H1244GT, ExpressSAS H12F0GT & ExpressSAS H120FGT. |
Download | ||||||
ExpressSAS 12Gb GT Flash Bundle VMware
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ATTO recommends our customers use the latest drivers available. If you require the latest version, please download them at: https://www.vmware.com/resources/compatibility/search.php?deviceCategory=io Select your version of ESXi in the Product Release Version, select ATTO Technology from the Brand list, and within the IO Device type field select the proper protocol. |
Download | ||||||
ExpressSAS 12Gb GT Flash Bundle Windows
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Windows flash bundle for ExpressSAS 12Gb GT adapters. Instructions on how to flash can be found in the ReadMe downloaded with the flash bundle file. Supported Products: ExpressSAS H1280GT, ExpressSAS H1208GT, ExpressSAS, H1244GT, ExpressSAS H12F0GT & ExpressSAS H120FGT. |
Download | ||||||
ExpressSAS 12Gb GT WHQL Driver Windows 10
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Windows Hardware Quality Labs (WHQL) driver for ExpressSAS 12Gb GT Host Bus Adapters. Supports the following versions of Windows: Windows 10 |
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ExpressSAS 12Gb GT WHQL Driver Windows 2019
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Windows Hardware Quality Labs (WHQL) driver for ExpressSAS 12Gb GT Host Bus Adapters. Supports the following versions of Windows: Windows Server 2019 |
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ExpressSAS 24Gb Driver FreeBSD
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Proprietary FreeBSD device driver for ExpressSAS 24Gb Host Bus Adapters. Supports the following FreeBSD versions: FreeBSD 13 (minimum 13.1), FreeBSD 14 (minimum 14.0). More information can be found in the ATTO ExpressSAS 24Gb SAS Adapter FreeBSD ReadMe file downloaded with the driver. |
Download | ||||||
ExpressSAS 24Gb Driver Illumos
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Proprietary Illumos device driver for ExpressSAS 24Gb Host Bus Adapters. Supports the following Illumos versions: OpenIndiana, OmniOS, NexentaStor 4, NexentaStor 5, NestOS. More information can be found in the ATTO ExpressSAS 24Gb SAS Adapter Illumos ReadMe file downloaded with the driver. |
Download | ||||||
ExpressSAS 24Gb Driver Linux
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Proprietary Linux device driver for ExpressSAS 24Gb Host Bus Adapters. Supports the following Linux Distributions: Red Hat Enterprise Linux 8 & 9, Rocky Linux 8 & 9, openSUSE Leap 15, SUSE Linux Enterprise Server 15, Ubuntu 22.04. More information can be found in the ATTO ExpressSAS 24Gb SAS Adapter Linux ReadMe file downloaded with the driver. |
Download | ||||||
ExpressSAS 24Gb Driver macOS
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macOS device driver for ExpressSAS 24Gb Host Bus Adapters. Supports the following macOS Versions: macOS 15 Sequoia, macOS 14 Sonoma & macOS 13 Ventura. In macOS 11, Apple introduced User-Approved Kernel Extension Loading. For additional information on this update, please visit here. When installing an ATTO driver on macOS, you may get a pop-up message warning stating that “this is a system extension that will be incompatible with a future version of macOS.” There is no need to be concerned. ATTO currently uses Kernel Extension Drivers to provide the highest-performing drivers possible. |
Download | ||||||
ExpressSAS 24Gb Driver Windows
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Windows device driver for ExpressSAS 24Gb Host Bus Adapters. Supports the following versions of Windows: Windows 10, 11 & Windows Server 2019, 2022. |
Download | ||||||
ExpressSAS 24Gb Flash Bundle FreeBSD
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FreeBSD flash bundle for ExpressSAS 24Gb Host Bus Adapters. Instructions on how to flash can be found in the ReadMe downloaded with the flash bundle file. Supported Products: ExpressSAS H24F0, ExpressSAS H240F & ExpressSAS H240N. |
Download | ||||||
ExpressSAS 24Gb Flash Bundle Illumos
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Illumos flash bundle for ExpressSAS 24Gb Host Bus Adapters. Instructions on how to flash can be found in the ReadMe downloaded with the flash bundle file. Supported Products: ExpressSAS H24F0, ExpressSAS H240F & ExpressSAS H240N. |
Download | ||||||
ExpressSAS 24Gb Flash Bundle Linux
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Linux flash bundle for ExpressSAS 24Gb adapters. Instructions on how to flash can be found in the ReadMe downloaded with the flash bundle file. Supported Products: ExpressSAS H24F0, ExpressSAS H240F & ExpressSAS H240N. |
Download | ||||||
ExpressSAS 24Gb Flash Bundle macOS
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macOS flash bundle for ExpressSAS 24Gb adapters. Instructions on how to flash can be found in the ReadMe downloaded with the flash bundle file. Supported Products: ExpressSAS H24F0, ExpressSAS H240F & ExpressSAS H240N. |
Download | ||||||
ExpressSAS 24Gb Flash Bundle Windows
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Windows flash bundle for ExpressSAS 24Gb adapters. Instructions on how to flash can be found in the ReadMe downloaded with the flash bundle file. Supported Products: ExpressSAS H24F0, ExpressSAS H240F & ExpressSAS H240N. |
Download | ||||||
vConfigTool for VMware 6.7/7.0
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The ATTO vConfigTool offers remote management features that allow you to set up, optimize and manage both locally and remotely connected ATTO products. Refer to the Utilities Manual tor details. | Download |