Boiler and heater thermopopar junkers w125 neckar 87072020180

Junkers Boiler Heater Thermocouple

Boiler and heater thermocouple. Simple

Double nut.

Length: 430mm.

Thermocouple for Junkers heater and boiler.

It may be that your original thermocouple is copper and shorter. Junkers has replaced these with new, longer and more resistant ones.

Check the list of compatible models below to see if your heater or boiler appears among them or send us a message.

Possible failures caused by a thermocouple are that the pilot flame does not stay lit. Sometimes you can visibly see how the thermocouple head is burned or broken.

Thermocouple, simple thermocouple for Junkers W series heaters.

Check below to see if your model is listed. It is possible that your original thermocouple was made of copper, which had a gas inside.
Junkers has changed them for these gasless thermocouples, adaptable to all models of its brand. It has enough length to fit all models, if there is a lot left over it can be rolled up without problems.

The thermocouple or thermoelement is an essential part so that the heater stays on and the burners do not go out. It is connected directly to a coil that must be kept open for the gas to pass through.

Ancient: