Quatech QSU-200 Driver Download (Official)

Download the latest version of the QSU-200 driver for your computer's operating system. This update - "USB_425.zip" - has an average rating of 5 out of 5 stars based on 3 reviews, and has been downloaded 10 times. The total disk space used for this update is 285.8 KB.

Quatech QSU-200 Automatic Driver Update Utility
3 Ratings

Supported Models




Supported Operating Systems

Not Applicable

File Name



Additional Notes

Firmware 4.x

USB Serial Adapters

Device Connectivity Firmware File

Uploaded By

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

How to Update QSU-200 Device Drivers

Step 1 - Download Your Driver

To get the QSU-200 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 QSU-200 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 QSU-200. It is a software utility which automatically finds and downloads the right driver.

Step 2 - Install Your Driver

After you get your new driver, you need to put it on your computer. On Windows, there's a tool called Device Manager that helps with this. It shows you all the parts of your computer and the drivers they use. To finish setting up the new driver, you'll probably need to turn your computer off and on again.

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
USB_425.exe 819.7 KB 8 Feb 2007
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