Download the latest version of the ESU2-400 driver for your computer's operating system. This version of "serqt_usb2_2.6_1.00.tar.gz" has been downloaded 17 times with a user rating of 5 out of 5 stars, based on 5 reviews. The total disk space used for this update is 563.7 KB.
ESU2-400
Linux
serqt_usb2_2.6_1.00.tar.gz (563.7 KB)
1.0
ESU2-400
USB Serial Adapters
Driver File
Compatible with kernel versions up to 2.6.18
Karthikkumar (DG Staff Member) on 11-Dec-2008
To get the ESU2-400 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 ESU2-400 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 ESU2-400. It is a software utility which automatically finds and downloads the right driver.
To install your new driver on Windows:
Right-click the Start button.
Click "Device Manager"
Find your device in the list.
Right-click the device and select "Update driver"
Follow the steps on screen.
Restart your computer when done.
This keeps your computer working at its best.
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.