Quatech DSU2-100 Driver Download (Official)

Download the latest version of the DSU2-100 driver for your computer's operating system. This version of "usb720.zip" is rated (5 out of 5 stars) based on 37 downloads and 9 reviews. The uploader reports that this update will work successfully on PCs running Windows Vista and Windows XP. The total disk space used for this update is 134.7 KB.

9 Ratings
37 Downloads

Supported Models

DSU2-100

DSU-100 Dual RS-232 Serial Ports

DSU-200/300 Dual RS-422/485 Serial Ports

DSU2-100 Dual RS-232 Serial Ports

DSU2-400 Dual RS-232/422/485 Serial Ports

ESU-100 Eight RS-232 Serial Ports 1-4

ESU-100 Eight RS-232 Serial Ports 5-8

ESU-200/300 Eight RS-422/485 Serial Ports 1-4

Manufacturers

Quatech

Supported Operating Systems

Windows Vista, Windows XP, Windows 2000

File Name

Versions

7.207.20 (2007-03-05) via .inf

Additional Notes

DSU2-100

USB Serial Adapters

Driver File

Uploaded By

Karthikkumar (DG Staff Member) on 11-Dec-2008

How to Update DSU2-100 Device Drivers

Step 1 - Download Your Driver

To get the DSU2-100 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 Quatech DSU2-100 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 Quatech DSU2-100. It is a software utility which automatically finds and downloads the right driver.

Step 2 - Install Your Driver

After downloading your new driver, installation is the next step. On Windows, utilize the built-in Device Manager utility to manage this process. This tool provides a comprehensive view of all system-recognized devices and their associated drivers. To complete the installation, a system restart is typically required 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.

Driver Contents File List

The following files are found inside the driver download file.

Name Size Date
QTUSBBX2.INF 9.4 KB 5 Mar 2007
QTUSBPT2.INF 4.4 KB 5 Mar 2007
cocpyinf.dll 22.0 KB 16 Apr 2003
history.txt 19.3 KB 5 Mar 2007
qtucombx.sys 103.3 KB 5 Mar 2007
qtucomco.dll 15.4 KB 5 Mar 2007
qtucompp.dll 43.5 KB 25 Jan 2007
qtucompt.sys 57.9 KB 5 Mar 2007
qtusbbx2.cat 15.0 KB 12 Mar 2007
qtusbpt2.cat 12.4 KB 12 Mar 2007
qtwdmlib.sys 17.9 KB 23 May 2005
readme.txt 10.4 KB 24 Aug 2006
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