Fuji

Fuji is a leading manufacturer of circuit breakers, headquartered in Shinagawa-ku, Tokyo, Japan. Founded in 1923, the company is officially registered as Fuji Electric Co., Ltd. It specializes in power electronics and energy management. Its high-performance circuit breakers and switchgear are essential for industrial factories, data centers, and public infrastructure to ensure electrical safety. Initially a joint venture between Furukawa and Siemens, the firm transitioned to a publicly traded corporation in Tokyo in 1923.