About RO Associates

Astrodyne TDI Corporation’s RO brand

A pioneer in the development and manufacture of module-based power conversion solutions, needed in some of the most demanding Aerospace, Defense, and Industrial applications worldwide. The specialty of the RO brand  products is compact, high-power DC-DC and AC-DC converters with industry-leading power density, harsh environment operation,  and a unique approach to thermal management, leading to industry-leading performance in tough applications.

Products that Protect and Enhance Lives

Our products are specially designed to perform flawlessly in the most demanding Aerospace and Defense applications, and our reputation for unique design and reliability make us the clear choice of leading OEMs worldwide.

ISO9001-2008 Quality Assurance

All manufacturing is performed at an ISO 9001:2008 registered facility.

Custom Designs

If one of our standard designs can not be modified to be used in your application we can design and produce to meet your individual needs. We understand how to make rugged, reliable power supplies that will survive in today’s demanding markets. Our Engineering staff will work with you to come up with the most cost effective custom solution for your requirements.


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