Seiko Electric Co., Ltd. primarily operates in the fields of power system, and environmental energy and control system in Japan. It offers supervision and control systems, digitalization control systems, and electric power equipment; water treatment monitoring control systems and water quality monitoring equipment; control and automated systems in industries, such as steel, fertilizer, incineration, plaster board, and stone crushing; home use power storage systems; and cloud services in the fields of finance, education, harbors, manufacturing, and distribution. In addition, it offers control equipment, including cam switches and terminal blocks; electronic equipment comprising earth leakage relays; and functional liquid crystal films for optical shutters. It serves central and various government offices; electric, gas, and environment plant companies; iron, steel, nonferrous metal, and construction companies; automobile, ship building, and electrical machinery plants; science, chemical, food products, and paper manufacturing companies; and construction companies. The company was formerly known as Seiko Shokai and changed its name to Seiko Electric Co., Ltd. in 1960. Seiko Electric Co., Ltd. was founded in 1921 and is headquartered in Fukuoka, Japan.