SIP Ring Switch 4xOut (call to switch)


Use the SIP Ring Switch with Voice-over-IP telephone network and systems to call specific extensions and trigger switching actions. There are 4 separte switching channels available. This means you can select certain call numbers to operate for example door openers, barriers and lights.

Manufacturer: Wiesemann & Theis / Country of Origin: Germany

Switching signals:

  • 4 switching outputs
    • 24V technology
    • Switching of 230V and other voltages possible using coupling relays
    • Switching currents up to 500mA
    • Turn on, off or toggle
    • Output switching pulses


  • Intuitive Web interface for simple setup
    • Select between German or English
    • Switching outputs also directly from the web interface
    • Adapted representation for smart phones
    • HTTP and HTTPS
  • Compatible with current Voice-over-IP solutions:
    • e.g. Asterisk
  • Help access
    • Switching via HTTP requests
    • Switching via TCP sockets
  • Alarm and reporting functions:
    • Email when dialing certain numbers
    • FTP log of when which output was switched
    • HTTP request for controlling third-party devices such as cameras
    • Up to 30 actions can be configured
  • Dynamic integration into other Web sites:
    • Direct access to current states via HTTP requests, AJAX and JavaScript
  • Internal clock
    • Time synchronization via time server calibration
    • Battery-backed device clock
  • Possible applications:
    • Gate, door and barrier control
    • Cross-location switching
    • House and building automation
    • Light control

Power supply:

  • External power
    • Screw terminal
    • 12 – 24V DC

Standards & more

  • Conforms to standards both in office and industrial environments:
    • High noise resistance for industrial environments
    • Low noise emission for residential and business areas
  • 5 year guarantee

Connections, displays and control elements:

Digital outputs: 4 switching outputs
Output for 12-24V, max. 500mA
max. total current 2A
Using our coupling relays voltages of even up to
230V can be switched
Integrated 32-bit counter for switching operations
Network: 10/100BaseT autosensing
Power supply: 12-24V DC (approx. 100mA@24V)
Galvanic isolation: Digital in-/outputs – network: min. 1000 V
Connections: 1 x 11x screw terminal for IOs and supply
1 x RJ45 for network
Indicators: Status LEDs for network
4 LEDs for digital status

Data transmission:

Protocols: HTTP and HTTPS
TCP sockets
SMTP e-mail sending
Inventory keeping, group management
Response times: Data and switching traffic: typically 12 ms

Housing and other data:

Housing: Plastic housing for top hat rail installation
precise fit for sub-distribution systems
90x45x56mm (lxwxh)
Enclosure rating: IP20
Weight: approx. 140 g
Storage temperature: -25°C – 70°C
Operating temperature: 0°C – 60°C
Permissible relative humidity: 5..95% RH (non-condensing)
Scope of delivery: 1 x SIP Ring Switch, 4xOut
1 x Quick Guide
Power supply and other accessories can be
ordered separately
Weight 0.2 kg