Super4 USB Relay Module Windows Software
Version 1.2 Updated 18-05-2009
DLL for controlling Super4 Relays from custom applications. See readme file for instructions.
Windows driver from FTDIchip
This is an executable installer for the USB drivers. Required by TCTEC relay boards. Download and install the setup executable.
Windows console (command line) application for controlling Super4 relay boards.
Relay Mapper installer
version 1.9 (updated 24-01-2011)
*XP user require DOT NET Runtime (
- Relaymapper 1.7
- FTDI USB drivers
- relayset 3.0
tctecUSB4.dll DotNET Class Library version 2.6
Class for accessing and controlling Super4 Relay boards.
For visual studio projects (C#, Visual Basic DotNET)
1. Add this dll and the FTD2XX.dll to your project directory.
2. Add this dll (tctecUSB4.dll) as a reference to your project (Add Reference)
3. The super4 USB class will then be available to your project.
Simple Java Class super4.java
Java programming example uses jd2xx
java version of ftdi drivers
C# example project Version 1.0
VB dot NET example project Version 1.2
VB6 Example Project Version 1.0