The global high-voltage capacitor market is experiencing strong growth. This expansion is primarily driven by modernization of power infrastructure, increasing adoption of renewable energy (such as wind and solar), rising demand from electric vehicles and Industry 4.0, and especially the need for high-voltage direct current (HVDC) systems to ensure stable power transmission and capacity management. Among global regions, the Asia-Pacific area is the fastest-growing market, with China, Japan, and India showing simultaneous growth in both power equipment manufacturing and end-user demand. The regional CAGR is projected to reach 11.6%.