GEMU's websites make use of cookies. If you are using the site, this means that you agree to the use of cookies. To implement personal settings, click here

GEMÜ 4221

Combi switchbox with integrated 3/2-way pilot valve

  • Description
  • Features
  • Technical specifications

The GEMÜ 4221 combi switchbox with integrated 3/2-way pilot valve for pneumatically operated quarter turn actuators uses a microprocessor controlled intelligent position sensor and an analogue travel sensor system. Electrical activation and position feedback is provided via 24 V DC signals or via fieldbus (AS-Interface, DeviceNet).

  • 24 V version or fieldbus connection to AS-Interface or DeviceNet
  • Easy setting of valve end positions by automatic or manual programming mode
  • Reduced cabling requirements
  • Reduced planning
  • Fieldbus
  • Max. operating pressure: 7 bar
  • Pilot valve

Product news


Quarter-turn adapter makes universal installation of electrical position indicators possible