Since 1941, Rayco Electronics Inc. has been providing magnetic products. The firm serves the automotive, lighting, communication, transportation, commercial, military, government and industrial markets. It has a wide variety of manufacturing capabilities, including rapid prototyping, 100 percent testing, research/development/design, customized purchase agreements, warehouse services-KANBAN or just-in-time and dock to stock. Rayco Electronics Inc. offers a wide range of products, such as transformers, inductors, magnetic assemblies, emi filters, military qpl, coils-flat foil and flat wires. The company is located in Gardena, Calif.