Rubycon

Founded in 1952, Rubycon is a pioneering leader in the aluminum capacitor industry. The company manufactures up to one billion capacitors each month across a portfolio of more than 8,000 product types, making it one of the world’s largest suppliers of miniature electrolytic capacitors. Rubycon’s reputation is built on large-scale production, vertically integrated manufacturing, and advanced technology that ensures exceptional quality and reliability.

Rubycon America serves as the company’s North American subsidiary, headquartered in Gurnee, Illinois. The organization provides comprehensive sales and engineering support through a network of more than 100 independent representatives across the region. Rubycon manufactures aluminum electrolytic, hybrid polymer, and film capacitors used in automotive, industrial, solar, audio, consumer, and power applications. Known for high reliability, long service life, and low-impedance performance, Rubycon operates manufacturing facilities in Japan and Batam, Indonesia, with sales offices located throughout Asia, Europe, and the Americas.