The recent 50 basis point cut in the Federal Reserve's benchmark interest rate is anticipated to provide a significant boost to the US residential solar market, making financing for rooftop solar installations more affordable. With approximately 85% of homeowners relying on financing for solar projects, the lower borrowing costs are expected to ease the financial burden that has hindered sales, particularly as residential solar installations are projected to decline by 19% this year. Solar-power stocks are already witnessing increased interest from investors, as companies like First Solar and Enphase Energy stand to benefit from the potential for faster expansion. However, analysts caution that further rate reductions are necessary to fully reverse project delays and cancellations across the clean energy sector, which has been adversely affected by high borrowing costs. Despite the optimistic outlook following the interest rate cut, many major solar companies have faced financial struggles, with several declaring bankruptcy this year, highlighting the ongoing challenges in the industry. The Inflation Reduction Act's tax credits had initially aimed to stimulate growth, but the combination of high inflation and interest rates has created a turbulent environment for solar companies and consumers alike.