Adaptec AAR 1420SA Serial ATA HostRAID Controller Driver Download

11 Ratings

Supported Models

AAR 1420SA Serial ATA HostRAID Controller Driver

Adaptec Processor Device (Pseudo) Driver

Adaptec Serial ATA HostRAID Driver



Supported Operating Systems

Windows 10 (64 bit), Windows 8.1 (64 bit), Windows 8 (64 bit), Windows 7 (64 bit), Windows Vista (64 bit), Windows XP (64 bit)

File Name

Adaptec_AAR1420sa_SATA_RAID_Winx64.exe (280.3 KB)


1.1.5735.0 (13-Jan-2006)

Find Related Drivers

Uploaded By

DG Admin (DG Member) on 30-Jul-2020

Driver Contents File List

The following files are found inside the driver download file.

Name Size Date
amd64/ 13 bytes 14 Jan 2006
amd64/aar81xx.inf 21.6 KB 14 Jan 2006
amd64/aar81xx.sys 430.1 KB 14 Jan 2006
ENCLOSURE.REG 623 bytes 14 Jan 2006
HIGHPERF.REG 903 bytes 14 Jan 2006
Relnotes.txt 8.5 KB 7 Mar 2006
satadsk1 44 bytes 4 Nov 2005
TIMEOUT.REG 689 bytes 14 Jan 2006
txtsetup.oem 8.2 KB 14 Jan 2006
WHQL.REG 895 bytes 14 Jan 2006

How to Update AAR 1420SA Serial ATA HostRAID Controller Device Drivers Quickly & Easily

Step 1 - Download Your Driver

To get the AAR 1420SA Serial ATA HostRAID Controller driver, click the green download button above. After you complete your download, move on to Step 2.

If the driver listed is not the right version or operating system, search our driver archive for the correct version. Enter AAR 1420SA Serial ATA HostRAID Controller into the search box above and then submit. In the results, choose the best match for your PC and operating system.

Tech Tip: If you are having trouble deciding which is the right driver, try the Driver Update Utility for AAR 1420SA Serial ATA HostRAID Controller. It is a software utility which automatically finds and downloads the right driver.

To find the newest driver, you may need to visit the Adaptec website. Most major device manufacturers update their drivers regularly.

Step 2 - Install Your Driver

Once you have downloaded your new driver, you'll need to install it. In Windows, use a built-in utility called Device Manager, which allows you to see all of the devices recognized by your system, and the drivers associated with them.

How to Open Device Manager

  • In Windows 10 & Windows 8.1, right-click the Start menu and select Device Manager

  • In Windows 8, swipe up from the bottom, or right-click anywhere on the desktop and choose "All Apps" -> swipe or scroll right and choose "Control Panel" (under Windows System section) -> Hardware and Sound -> Device Manager

  • In Windows 7, click Start -> Control Panel -> Hardware and Sound -> Device Manager

  • In Windows Vista, click Start -> Control Panel -> System and Maintenance -> Device Manager

  • In Windows XP, click Start -> Control Panel -> Performance and Maintenance -> System -> Hardware tab -> Device Manager button

How to Install a driver from Device Manager

  1. Locate the device and model that is having the issue and double-click on it to open the Properties dialog box.

  2. Select the Driver tab.

  3. Click the Update Driver button and follow the instructions.

In most cases, you will need to reboot your computer in order for the driver update to take effect.

Tech Tip: Driver downloads and updates come in a variety of file formats with different file extensions. For example, you may have downloaded an EXE, INF, ZIP, or SYS file. Each file type has a slighty different installation procedure to follow.

For more help, visit our Driver Support Page for step-by-step videos on how to install drivers for every file type.

This website is not affiliated with Adaptec. All company names/logos are properties of their owners.
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