cosmo (冠西电子)

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cosmo冠西电子成立于1981年，为全球知名的光耦合器(Photocoupler )及继电器(Relay)专业制造商，2000年于台湾证交所(TSEC)挂牌上市，30年来除了积极致力于产品领域的研发外，并坚持专业技术及提供完善的服务，因而获得多家国际大厂的信赖成为一家全方位具国际竞争力的公司。

cosmo冠西电子的客户分布全球，所销售的主要产品包括：
光耦合器 (Photocoupler )、光继电器 (Solid State Relay-MOSFET output)、磁簧继电器(Reed Relay)、固态继电器(Solid State Relay)四大类别。

Since the establishment in 1981, Cosmo Electronics Corporation has become world's leading manufacturers in the field of Photo Couplers and Relay. We are listed on Taiwan Stock Exchange Corporation (TSEC) in 2000.  

For past 30 years, through its relentless devotion to research and development, keep providing professional techniques and comprehensive service to customer. Cosmo is recognized as global leading company in OPTO electronics industry and reliable to all customers worldwide.