Adaptec RAID 2045 Driver Download (Official)

Adaptec Drivers

The RAID 2045 is a disk drive controller manufactured by Adaptec. This driver fixes problems with drive not found, slow or unreliable data transfer, intermittent connection or hardware conflicts. This update version is rated (5 out of 5 stars) based on 16 downloads and 4 reviews. It is compatible with PCs running Windows XP, among other operating systems. The total disk space used for this update is 343.5 KB.

4 Ratings

Supported Models

Adaptec RAID 2045

AOC-USAS-S4i RAID Controller

Adaptec ASE-335 SAS Backplane Device

Adaptec RAID 2405

Adaptec RAID 2405Q

Adaptec RAID 2805

Adaptec RAID 31205



Supported Operating Systems

Windows XP (64 bit)

File Name

Versions (20-Dec-2010)

Additional Notes

AACRAID Driver File

Uploaded By

Gitanjali (DG Staff Member) on 2-Jan-2012

Driver Contents File List

The following files are found inside the driver download file.

Name Size Date 17.1 KB 16 Jan 2011
adpenc.inf 3.0 KB 23 Nov 2010
amd64/ 17.1 KB 16 Jan 2011
amd64/adpenc.inf 3.1 KB 23 Nov 2010
amd64/ 17.5 KB 16 Jan 2011
amd64/arc.inf 6.7 KB 23 Nov 2010
amd64/arc.sys 92.8 KB 23 Nov 2010
amd64/ 17.5 KB 16 Jan 2011
amd64/arcsas.inf 12.5 KB 23 Nov 2010
amd64/arcsas.sys 93.8 KB 23 Nov 2010
amd64/raidisk1 44 bytes 22 Dec 2004
amd64/txtsetup.oem 5.2 KB 23 Nov 2010 17.5 KB 16 Jan 2011
arc.inf 6.6 KB 23 Nov 2010
arc.sys 76.4 KB 23 Nov 2010 17.5 KB 16 Jan 2011
arcsas.inf 12.3 KB 23 Nov 2010
arcsas.sys 76.9 KB 23 Nov 2010
raidisk1 47 bytes 22 Dec 2004
readme.txt 39.3 KB 14 Dec 2010
txtsetup.oem 5.1 KB 23 Nov 2010

How to Update Adaptec RAID 2045 Device Drivers Quickly & Easily

Step 1 - Download Your Driver

To get the Adaptec RAID 2045 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 Adaptec RAID 2045 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 Adaptec Driver Update Utility. 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 11, 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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