Around 78,000 heat pumps were sold in Germany in 2017, the highest sales volume ever, with 17 percent growth compared to 2016. The strongest growth was achieved in the air-source segment with approximately 55,000 units sold. The number of heat pumps installed in Germany consequently increased to about 800,000 in 2017. Air-source heat pumps have a market share of 71 percent; the remaining 29 percent was made up by ground-source heat pumps and others.
The German Federal Association for Heat Pumps expects stable sales figures in 2018.