TDK-Lambda Corporation, established in 1964 as Lambda Electronics and later merged with TDK's power supply division in 2008, is headquartered in Tokyo, Japan. The company specializes in the design, development, and manufacturing of a comprehensive range of power supply products and solutions. Its core business encompasses AC-DC switching power supplies, DC-DC converters, programmable DC power supplies, and EMC/EMI filters. Key product series include the ZWS, RWS, HWS, CUS, and CCG families, which are widely used for their high efficiency, compact size, and reliability. TDK-Lambda is a global leader in the industrial power supply market, offering standard, modified-standard, and custom power solutions. The company has a strong presence in sectors such as industrial automation, medical equipment, test and measurement, semiconductor manufacturing, and telecommunications. With manufacturing and R&D facilities in Japan, China, Europe, and the Americas, it serves a worldwide customer base. Technologically, TDK-Lambda is known for advanced digital control, high power density designs, and compliance with rigorous international safety standards. As a group company of TDK Corporation, it leverages shared expertise in passive components and magnetics to enhance product performance. The brand is synonymous with quality and longevity, often rated among the top three suppliers in the global AC-DC power supply market.