The German solar industry is grappling with a severe downturn following years of rapid growth. Residential solar installations, which were a significant driver of the industry’s boom in 2022 and 2023, have seen a sharp decline in 2024. This slowdown stems from moderating energy prices after the peak of the energy crisis and rising interest rates, which have made solar investments less financially attractive for households. Higher upfront costs combined with reduced savings on electricity bills have deterred consumers, undermining demand for rooftop and balcony solar systems.
The challenges extend beyond falling demand. German solar companies are under intense pressure from Chinese manufacturers offering lower-priced solar panels and components. This price competition has forced domestic firms to lower their prices, often selling below production costs, leading to widespread financial struggles. Several notable companies, such as ESS Kempfle, Fellensiek, and Solarmax, have filed for insolvency in 2024, while others, including Berlin-based Zolar and inverter manufacturer SMA Solar Technology, have resorted to layoffs and restructuring to stay afloat. SMA Solar, for example, announced cuts of up to 1,100 full-time positions globally, two-thirds of which are in Germany, citing a “very challenging” market for residential and commercial photovoltaic (PV) systems.
Despite these difficulties, solar energy remains a critical part of Germany’s renewable energy portfolio. Data from energy think tank Ember revealed that between January and September 2024, wind and solar combined accounted for 45% of the country’s electricity generation, surpassing fossil fuels for the first time. However, the pace of solar growth has slowed considerably. While new capacity additions doubled in 2023 compared to 2022, growth in 2024 was just 3% during the first nine months compared to the same period the previous year. This deceleration threatens Germany’s ability to meet its renewable energy targets and highlights the industry’s current vulnerability.
The decline in the residential solar market is not unique to Germany; it reflects broader trends across the European Union. SolarPower Europe, an industry group, reported that residential rooftop solar installations fell by nearly 5 gigawatts (GW) in 2024 compared to 2023. This slowdown jeopardizes Europe’s progress toward its climate goals and energy security. Experts have pointed to declining subsidies, rising investment costs, and heightened electricity price uncertainty as key factors undermining consumer confidence in solar investments.
The downturn has forced the German solar industry to confront significant challenges. Policymakers and industry leaders must address structural issues such as high financing costs and intense global competition while developing strategies to support domestic manufacturers and installers. Without decisive action, the German solar industry risks further erosion of its competitiveness, threatening both jobs and the country’s renewable energy ambitions. As Germany continues to navigate this turbulent period, the fate of its solar sector will serve as a critical test of its broader energy transition strategy.