Atto ExpressPCI UL3S Driver Download (Official)
The ExpressPCI UL3S is a disk drive controller manufactured by Atto Technology. This driver fixes problems with drive not found, slow or unreliable data transfer, intermittent connection or hardware conflicts. This version of "epci168.exe" is rated (5 out of 5 stars) based on 60 downloads and 10 reviews. It has been installed successfully by our users on PCs running Windows 7. The total disk space used for this update is 512.0 KB.
Supported Models
ExpressPCI UL3S
ATTO Empty LUN
ATTO Phantom Device
ExpressPCI Adapter - DC/DCd(Dual Channel)
ExpressPCI Adapter - PSC/PSCd(Single Channel)
ExpressPCI Adapter - UL2D(Ultra2 Dual Channel)
ExpressPCI Adapter - UL2S(Ultra2 Single Channel)
ExpressPCI Adapter - UL3D(Ultra3 Dual Channel)
Manufacturers
Supported Operating Systems
Windows 2003, Windows 2003 (64 bit), Windows XP, Windows XP (64 bit), Windows 2000, Windows NT4, Windows NT3.51, Windows ME, Windows 98SE, Windows 98, Windows 95
File Name
Versions
1.681.10 (2002-07-22) via .inf
1.68.100.00 (2003-04-11) via .inf
Additional Notes
ExpressPCI UL3S (Single Channel Ultra3 SCSI)
OS: Windows 95/98/NT/2000/XP/Server 2003
ATTO ExpressPCI Host Adapters
Uploaded By
Manivannan (DG Staff Member) on 25-Oct-2006
Device Hardware IDs
PCI\VEN_1000&DEV_000B&SUBSYS_0004117C
PCI\VEN_1000&DEV_000C&SUBSYS_0003117C
PCI\VEN_1000&DEV_000F&SUBSYS_0002117C
PCI\VEN_1000&DEV_0020&SUBSYS_0007117C
PCI\VEN_1000&DEV_0020&SUBSYS_0007117C&REV_01
PCI\VEN_1000&DEV_0020&SUBSYS_0009117C
PCI\VEN_1000&DEV_0020&SUBSYS_8007117C&REV_01
PCI\VEN_1000&DEV_0021&SUBSYS_000C117C
PCI\VEN_1000&DEV_0021&SUBSYS_0010117C
SCSI\OTHERATTO____EMPTY_LUN_______
SCSI\OTHERATTO____PHANTOM_DEVICE__
Compatible IDs
PCI\VEN_1000&DEV_000B&SUBSYS_8004117C
PCI\VEN_1000&DEV_000C&SUBSYS_8003117C
PCI\VEN_1000&DEV_000F&SUBSYS_8002117C
Related Driver Updates
Driver Contents File List
The following files are found inside the driver download file.
| Name | Size | Date |
|---|---|---|
| 95/Win_95.txt | 4.0 KB | 28 Jun 1999 |
| 95/express.mpd | 36.9 KB | 11 Apr 2003 |
| ATTOMTLN.INF | 910 bytes | 22 Apr 2003 |
| DOS/EXPRESS.SYS | 48.0 KB | 11 Apr 2003 |
| DOS/README.DOS | 4.5 KB | 24 Jul 1997 |
| DOS/SYMCD.SYS | 14.0 KB | 22 Nov 1996 |
| DOS/UTILITY/BOOTROM.SYS | 41.6 KB | 11 Apr 2003 |
| DOS/UTILITY/CONFIG.COM | 60.3 KB | 11 Apr 2003 |
| DOS/UTILITY/EPCI_MAC.896 | 91.6 KB | 14 Jun 2001 |
| DOS/UTILITY/EPCI_MAC.LVD | 89.1 KB | 14 Jun 2001 |
| DOS/UTILITY/EPCI_MAC.ROM | 88.6 KB | 24 Jan 2002 |
| DOS/UTILITY/EPCI_MAC.U36 | 91.6 KB | 24 Jan 2002 |
| DOS/UTILITY/EPCI_MAC.U3D | 91.1 KB | 24 Jan 2002 |
| DOS/UTILITY/FLASH.BAT | 16 bytes | 22 Dec 1998 |
| DOS/UTILITY/FLASH.TXT | 5.9 KB | 16 Jan 2003 |
| DOS/UTILITY/FLASHX.EXE | 40.5 KB | 11 Apr 2003 |
| DOS/UTILITY/NVRAM.EXE | 26.7 KB | 11 Apr 2003 |
| DOS/UTILITY/NVRAM.TXT | 2.1 KB | 17 Jan 2003 |
| DOS/UTILITY/SCANPCI.EXE | 18.9 KB | 17 Nov 1999 |
| EXPRESS | 39 bytes | 3 Jan 1997 |
| EXPRESS.INF | 3.1 KB | 11 Apr 2003 |
| NT/EPCDFBLK.REG | 749 bytes | 16 Jan 2003 |
| NT/EPCI128K.REG | 999 bytes | 16 Jan 2003 |
| NT/EPCI256K.REG | 999 bytes | 16 Jan 2003 |
| NT/EPCI512K.REG | 1.0 KB | 16 Jan 2003 |
| NT/EPCI_1MB.REG | 998 bytes | 16 Jan 2003 |
| NT/EPCI_64K.REG | 997 bytes | 16 Jan 2003 |
| NT/Latency.reg | 541 bytes | 2 Apr 2003 |
| NT/NTREG.TXT | 992 bytes | 16 Jan 2003 |
| NT/Perform.txt | 8.3 KB | 5 May 2003 |
| NT/Stripe.txt | 9.2 KB | 7 May 2003 |
| NT/Win_2K.txt | 6.6 KB | 9 May 2003 |
| NT/Win_NT.txt | 5.3 KB | 8 May 2003 |
| NT/Win_XP.txt | 5.9 KB | 9 May 2003 |
| NT/express.sys | 43.5 KB | 11 Apr 2003 |
| Readme.txt | 3.8 KB | 15 May 2003 |
| Setup.exe | 61.4 KB | 12 May 2003 |
| TXTSETUP.OEM | 915 bytes | 13 May 2003 |
| attomtln.cat | 9.0 KB | 28 Apr 2003 |
| express.cat | 9.4 KB | 28 Apr 2003 |
| express.sys | 43.5 KB | 11 Apr 2003 |
| packing.lst | 3.8 KB | 14 May 2003 |
How to Update ExpressPCI UL3S Device Drivers Quickly & Easily
Step 1 - Download Your Driver
To get the ExpressPCI UL3S 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 Atto ExpressPCI UL3S 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 Atto 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 Atto 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
Locate the device and model that is having the issue and double-click on it to open the Properties dialog box.
Select the Driver tab.
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.