
24 November 2025
Predictive heat-pump control cuts heating electricity costs by 11%—CSEM’S OPERA Project shows the way
CSEM’s OPERA pilot in a renovated 20-apartment building shows how predictive control of heat pumps and PV can cut heating electricity costs by 11% without sacrificing comfort. The project offers a scalable blueprint for cost-effective decarbonization of Switzerland’s collective housing stock.





