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thermo-control Körtvélyessy GmbH
Inside a thermo-control thermocouple A thermo-control oxygen probe PARTS Service Customer portal
You are here: Welcome

Welcome to thermo-control!

For more than three decades, our company is the only manufacturer of PtRh-Pt thermocouples with a warranty of up to 4 years.
Our high-end design has served many hundred-thousand hours of heavy duty operation in heat treatment furnaces around the globe.

Having accomplished pioneering work in the area of oxygen probes, is the worldwide sole manufacturer of vacuum-proof in-situ measuring oxygen-probes.

On these pages we invite you to look at our product range and download product specifications or drawings.


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  • High precision and durable thermocouples and oxygen probes
  • up to 4 years of warranty against drift and breaking of thermowires
  • in-situ calibration measurement possible with a separate empty tube
  • more

Since June 2010 the Parts productline deals with the sale of consumables and manufacturing of OEM thermocouples.
The OEM thermocouples follow the design philosophy of the regular thermo-control thermocouples with a more economical focus.



  • High precision OEM-thermocouples with 1 year warranty against drift
  • Mineral insulated thermocouples with different builds
  • Transmitter and plugs
  • more

We trust that you will find you desired information on the following pages and are looking forward to you inquiry.

Best regards,

thermo-control Körtvélyessy GmbH

Geschäftsführer Dipl-Ing (FH) Daniel Körtvélyessy

Dipl-Ing (FH) Daniel Körtvélyessy, MD

Get in touch with us, using emai or call-back services!



Call-back service

Phone-No Information: Please use the format + int-code and area code without leading zero e.g. for a German Phone number in Berlin with area code 030 and number 40586940 use +493040586940
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In order for this widget to work use the format + int-code and area code without leading zero

e.g.German Phone number in Berlin

Int Code : +49
Area Code : 030
Number : 40586940

The correct number to fill would be : +493040586940