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x-center controller

The x-center controller controls the individual components of the Kermi system x-optimised, ensuring that all processes run smoothly. It guarantees efficient and resource-saving operation of the heating system and makes sure that the heat get to where it is currently needed. The clear display makes the x-center controller particularly user-friendly. The Kermi system x-optimised is extremely clear and easy to use with deliberately simple handling combined with screen design you can intuitively understand, and an operator-friendly user interface with instructive menu guidance. A brief introduction is enough for you to be able to optimally control all components of your Kermi heating system.

Kermi x-center x40 controller for x-change dynamic heat pumps

x-center x40 control

The digital heat pump controller with a touch display for the modulating x-change dynamic heat pumps.


  • Intuitive and simple menu guidance with self-explanatory, large icons
  • Large 7″ colour display with touch control
  • Remote servicing without accessories only available with x-center x40
  • Web-based remote control of the heat pump via PC, tablet and smartphone
  • Intelligent load management via SmartGrid function

Kermi x-center controller to control the Kermi system x-optimised

Main menu

Kermi x-center x40 controller with touch display main menu

Setting timer programmes

Kermi x-center x40 controller: user level for setting the timer programmes

Remote servicing x-center x40 controller

Register for remote servicing and make use of additional functions. This has many benefits for you as a private individual or specialist partner.

To be able to access the remote servicing user interface of the x-center x40 controller, the x40 controller

  • must be connected to the mains power supply and
  • must be connected to the Internet.

Then you can register at To register, you will need

  • your personal data and
  • the serial number of the display (you will find the serial number on the start screen on the bottom right).

You can control and regulate all the settings on the x-center x40 controller when you are out and about as well. No one needs to be at home for servicing or  troubleshooting. This saves complicated appointments, time and journeys as well as the associated costs.

Kermi remote servicing x-center x40

For private individuals

Remote service benefits

  • You do not need to be at home to check your heat pump – possible at any time  using your PC, tablet, and smartphone.
  • Solve problems quickly  through online help from your specialist partner or Kermi Service as required.
  • In the case of simple malfunctions or updates, it is not necessary to call in a specialist partner.
  • Software updates always ensure your x40 control system is up to da

For specialist partners

Remote service benefits

  • With remote servicing, you can operate the device as if  you were on location.
  • With the help of the error analysis, you can read faults via remote servicing.
  • You can clarify an identified fault with Kermi customer service and can thereby get important additional information.
  • If a component needs to be replaced, you can see in advance via remote servicing which part needs to be replaced or ordered.
  • The alarm message can be sent to a stored e-mail address so that you are informed directly if there are any problems and can react quickly.
  • If a malfunction occurs on public holidays or in winter, emergency operation can be activated remotely.