Opto Electronics Devices
Photo Coupler
IGBT Gate Driver(NEW)
Photo Triac
Photo Link Connector
Relay Devices
Solid State Relay
Reed Relay
Proximity Sensors

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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. 

We have customers throughout the world, our product line divided into four major areas :

  • Photo Coupler

  • Solid State Relay-MOSFET output

  • Reed Relay

  • Solid State Relay

Corporate Vision

• Quick response to customers needs. Creation profit and sustainable operation.

• Enhance the value of shareholders and employees. Stand for enriching a sustainable society.

Our Mission

• Teamwork•Integrity

• Caring and Sharing、Innovation

• Know-how of the core-technology, best lead time and service.   

• Comprehensive product lines to meet the customer demand for Photo Coupler and Relay.



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Copyright © 2013 COSMO Electronics Corporation
11F,No.258,Lian Chen Rd.,Chung-Ho,New Taipei City 235,Taiwan R.O.C.
TEL: 886-2-8227-1877 FAX: 886-2-8227-1855
Contact Us: sales@cosmo-ic.com