TC12-B/TC12-M Process Thermocouple

The WIKA TC12-B and TC12-M process thermocouples can be combined with a large number of thermowell designs. The replaceable, centrically spring-loaded measuring insert and its extended spring travel enable combination with the widest range of connection head designs.

A wide variety of possible combinations of sensor, connection head, insertion length, neck length, connection to thermowell, etc. are available for the thermometers; suitable for any thermowell dimension and any application.

Operation without thermowell is only advised in specific applications.


  • Application ranges from -40 ... +1,200 °C (-40 ... +2,192 °F)
  • For many variants of temperature transmitters including field transmitter
  • For mounting in all standard thermowell designs
  • Spring-loaded measuring insert (replaceable)
  • Explosion-protected versions

Customer Service

Edward van Doorn