Since 1960, Transistor Devices has been providing the world s most reliable power solutions to leaders in telecommunications, datacom, computers, military, transportation and test systems. From individual modules, to complete power systems, to fully integrated power cabinets, TDI has led the way with technological excellence, relentless quality control, razor-sharp service and singular dedication to complete customer satisfaction. TDI s strategically placed facilities, including factories on three continents, cover the world with fail-safe power solutions. The company s regional offices in New York, New England, Texas, Northern and Southern California, Mexico, Europe and Asia, provide local on-site stocking, service, new product development, light manufacturing and system development. In addition, Transistor Devices designs and manufactures power solutions ranging from individual power supplies to system-level installed power for telecommunications, computer, industrial, military, airborne, marine and field applications.