DongAh Elecomm Company History

Founded in 1976 as a firm specializing in telecommunications power supply systems, DongAh Elecomm offers all types of energy product solutions, including power converters, rectifiers, board-mounted power modules and remote monitoring systems.

DongAh Elecomm History

A leader in the telecommunications industry, we have developed and supplied all types of embedded power products for asynchronous transfer mode (ATM) switching systems, CDMA mobile communications systems (both cellular and PCS), and for IMT-2000’s global mobile telecommunications standards. One of our key achievements was the development of products to support the nationwide TDX program for a Korean electronic switching system. Our current research and development includes high efficiency power solutions for telecom and industrial applications, ballast water treatment systems, 4G LTE Power and EV Charging station power.

Manufacturing Facility: Plottage: 58,991 m2, Building: 65,338 m2
Range of Products: Rectifier, Converter, BMP, RMS and many others.
Annual Production Capacity: Rectifier: 30,000 indoor and outdoor cabinets Converter: 120,000 units BMP: 500,000 units


In Korea, DongAh Elecomm supplies 85% of the market demand for power supply systems for data communication services. Our power supply products bring communications to 50 million users of wireline and wireless services worldwide. We export our power supply products to 30 countries.

DongAh Elecomm developed the DC/DC converter for SP-30, the Chinese electronic switching system. Vietnam Post and Telecommunications has designated DongAh Elecomm power systems as the national standard. Our power supply systems were crucial to Australia’s CDMA mobile communications system during the XXVII Olympics, and they continue to operate smoothly.

Currently we are developing products for Siemens Ultrasound, Siemens Transportation, Ciena Networks, LG U+, and other world leaders in communications interested in our highly advanced technologies. We meet international standards for quality management (ISO 9001). With over one hundred research staff members, DongAh Elecomm is ready to develop customized and standard power supply products to fit any condition in any environment with world-class technology and service.