Demand driven and automated heat management
Immediate climate protection effect without costly refurbishment
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Advantages of
heat management
Demand-oriented individual room control
Our demand based individual room control adapts the heat management individually to each room, which reduces energy consumption.
The most environmentally friendly radiator thermostat in the worldt
Usage of a battery-free radiator thermostat to precisely regulate the room temperature, significantly reducing energy consumption.
Maintenance-free operation without renovation measures
By converting temperature differences into electrical energy (energy harvesting), no battery replacement is necessary.
The most environmentally friendly radiator thermostat in the world - without battery insert
Discover our revolutionary IoT-supported radiator thermostat - the ideal solution for energy-efficient heat management in existing buildings, especially in heritage-protected properties. Our innovative thermostat requires no batteries and therefore offers an environmentally friendly and low-maintenance solution.
Product benefits
- Maintenance-free operation thanks to the conversion of temperature differences into electrical energy.
- No need to change batteries - robust design for use in public areas.
- Immediate climate protection effect without structural measures.
Product information
- Operation in valve position (%) or temperature setpoint (°C).
- Sensors for ambient and valve temperature (°C).
- Battery status, motor status.
- Radio communication and status.
- Reporting on electricity consumption and generation.



Case study Pleißa primary school heating period 2024/2025
During the 2024/2025 heating period, the IoT-supported individual room control system from noah:ENERGY achieved the following optimization values compared to the average heating consumption of the last four years (As of May 2025):
More informationSee PDF34.432,18 kWh
Heating energy saved
5.924,50 €
Heating costs saved
29,35 %
Heating energy, heating costs and CO2 emissions saved
6,91 t
emitted CO2 emissions avoided
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