Highlights
- Quiet operation due to selected switching relays
- Simple and intuitive control due to the user-friendly touch display
- Fluent regulation in low steps by 500 W
- Minimum output of the boiler 500 W
- Option to connect regulator with OpenTherm+ communication
- Regulation option according to the spatial or outdoor temperature (equithermal regulation)
- There is also the option to heat water in an external reservoir and to fit with a three-way valve
- Option to control the boiler via SMS messages after fitting with SMS module
- HDO communication – remote switching of the operation to a low rate by the electricity supplier
- Option to add monitoring of the current maximum to prevent overloading of the electricity network in the building
- Recommended for low-energy and passive houses (low minimum output)






The product THERM EL 45 complies all legislative, safety, healthy and environmental requirements of the European Union and CE mark enables the free movement of products within the market of the European Economic Area
