A ISR Plus control unit on a light grey wall. To the left is a cosy living room with a grey sofa, a large houseplant and a yellow bicycle leaning against a wall.

System control and connected devices from BRÖTJE


With an eye on heating.

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ISR RGP characteristics

Individual heating comfort at the touch of a button. The ISR RGP room unit offers particularly simple and clear operation for ISR-Plus controller unit. Heating can be easily adjusted to match requirements including temporary adjustments of the nominal room temperature. The heating system can be controlled directly thanks to a full graphical display with plain text readout and dial/ push button. Speed dial functions and a weekly time program display, make the room unit even more flexible and user-friendly. ISR RGP provides access to system information and various levels of operation. The room unit can be used in conjunction with all heat sources with ISR-Plus controller unit* and, above all, for single and multi-family houses with complex heating systems. But even simple systems can be fitted with the ISR RGP. Due to the discreet design and the pleasant backlight, the room unit blends in seamlessly to any living space.

Product image of the control ISR RGP in white.

Technical data ISR RGP

Temperature control range from +4 to +35 °C
Temperature measuring range from +0 to +50 °C
Dimensions (mm)
Hight 96
Width 144
Depth 20

Documents & downloads

Additional links

A round, white control element, which can be turned on and off. The colours of the ErP guidelines are arranged around the left side of the rotary knob.

Interesting Facts about the EU's Ecodesign Directive (ErP)

The ErP label informs you about the efficiency class of your device on a scale from A ++ to G. Heat pumps are marked with a climate card.

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Are you an installer?

We are currently looking for skilled engineers to install and maintain state-of-the-art BRÖTJE heating systems across Germany. To keep you up to date at all times, we will provide you with a portal that contains important information about all of our products and B2B services.

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We’re here to help

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Answering your questions

Do you have a question about one of our products, our state-of-the-art heating technology, maintenance, servicing or financial support? We’ve compiled a list of some of the most frequently asked questions.

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