Cosel Co., Ltd.

Cosel manufactures and sells electrical components and EMI filters in Japan and globally. Its operations are structured into five segments: Sales Business, North American Sales Business, European Production and Sales Business, Asian Sales Business, and Chinese Production Business.

It offers AC-DC power supplies and DC-DC converters; and three- and single-phase EMI filters and DC input EMI filters Semiconductor devices, such as IC and FET products, transistors, diodes, etc. for use in industrial and consumer equipment. Incorporated in 1969 and headquartered in Toyama, Japan, Cosel was formerly known as Elco Co., Ltd. before rebranding in April 1992.