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Latest News
New W&T pricelists 01-2026
See the new price list of Wiesemann & Theis GmbH products!
It's time to publish a new price list for W&T's...
Angle adapter DIN rail rotatable
90° angle adapter: flat mounting, rotatable design
The DIN rail angle adapter offers more options in the control c...
USB devices secure on the network
USB Device Server with Security Features
Secure USB Sharing
The Gigabit USB ...
New Web Thermometers for Subdistribution
Web Thermometer UV 1x #WT57171
Web Thermometer UV 2x #WT57172Network specialist Wiese...
Learn about Single Pair Ethernet
End-to-end IP communication over long segments
SPE: The technology and its advan...
logic.hub is the PLC alternative
logic.hub
Automating, switching, visualizing
The W&T compact controller logic.hub is the PLC alternat...
Professional climate monitoring in harsh environments
Wiesemann & Theis GmbH now offers a device for professional monitoring of
temperature and humidity in harsh environ...
Connect Ethernet devices in the control cabinet
Gigabit networking in the control cabinet with 4x PoE+
This switch with Power over Ethernet makes it easy to connect...
Web-IO 4.0 Time Switch 4xIn/Out
Time-controlled switching according to central specifications ...
With the Web-IO 4.0 Time Switch, switching signals can be controlled by specifying a calendar file.
Switch by call
Switch by call:
The new SIP Ring Switch
The network specialist Wiesemann & Theis is expanding its Web-IO range with the SIP Ring Switch with a switching module for Voice-over-IP networks.