Core Technology, Inc. designs and manufactures custom DC-DC and AC-DC power electronics.
Wilmore ElectronicsSince 1963, Wilmore Electronics has designed and manufactured DC-DC converters, DC-AC inverters, and power supplies in North Carolina, beginning with flight-quality converters for space programs. Its systems now support demanding applications from rail and telecommunications to utilities and aerospace, with custom engineering available from prototype through production. A Wilmore power supply even traveled aboard NASA’s Pioneer 10, while the company’s live technical team continues to support customers with product selection, installation, and repair.CHAGRIN FALLS, OH
Acopian Technical CompanySince Sarkis Acopian founded the company in 1957, Acopian Technical Company has manufactured AC-DC and DC-DC power supplies in the United States, including systems used in aerospace and even outer space. Based in Easton, Pennsylvania, the company has sold more than 7 million power supplies and continues to build standard and custom units, with many models shipped within three days. Acopian is ISO 9001 certified and backs its metal-enclosed power supplies with a five-year warranty.EASTON, PA
Combined Energies, LLCBased in upstate New York, Combined Energies designs and manufactures patented specialty power electronics for clean-energy systems, including its Marathon LR DC-to-DC converter. Initially developed for fuel-cell applications, the company’s technology is built to manage variable low-voltage sources while improving conversion efficiency and reducing system size and cost. Combined Energies also draws on 30 years of experience designing and integrating residential-scale high-temperature PEM fuel-cell systems.ROCHESTER, NY
Darrah Electric CompanyA third-generation, family-owned business founded in 1960, Darrah Electric Company remains rooted in Cleveland-area manufacturing. It builds custom D.C. power supplies for industrial and OEM customers while drawing on more than a century of combined engineering experience to support demanding power-conversion projects.CHESTERLAND, OH