TDK-Lambda Americas was founded in 1945 as a manufacturer of electronic instruments to serve the military R & D market.
In the years following its inception, then Electronic Measurements became more involved in the design and development of DC power supplies. EMI was purchased by Rowan Industries in 1964 and in 1970, was spun off to become a privately held corporation.
Growth in power supply technologies continued through acquisition of New Jersey Electronics (NJE), manufacturer of fixed output AC/DC power and Applied Laser Electronics (later shortened to ALE systems, Inc.) ALE provides innovative high voltage/high power products for Lasers, Power Modulators, RF tubes and Accelerators.
EMI (which includes the ALE high-voltage product line) has been renamed TDK-Lambda Americas Inc., and operates as a separate entity within the Lambda organization in North America. In 1999 Siebe, plc merged with BTR, forming a new company, Invensys, plc. As of October 1st 2005 the Lambda group of Companies was acquired by TDK Corporation (NYSE:TDK) a leading global electronics company.
Today, TDK-Lambda Americas (with ALE systems) is a vertically integrated manufacturer employing approximately 300 people. In 1995 EMI obtained ISO 9001 certification. All manufacturing is done in Neptune, New Jersey, in a modern 100,000 sq. ft. company-owned-facility. TDK-Lambda Americas Inc: power supplies are used throughout the world and have a reputation as well engineered, high quality products, at a competitive price.
In 2005, TDK announced the acquisition of Lambda Group, a subsidiary of British Invensys, including Lambda USA, Lambda Europe, Densei-Lambda and several other entities. At the beginning of 2006, Densen Landa acquired Lambda USA and Lambda Europe, and then TDK and Densen announced that after April 1, the power supply products of both parties will use the unified brand TDK-Lambda, covering AC / DC switching power supplies, Products such as DC / DC converters, DC / AC inverters and power modules will be jointly promoted and sold by both parties to launch the unified brand TDK-Lambda.
TDK-Lambda is product portfolio consists of Power modules, AC / DC switching power supplies, DC / DC converters, DC / AC inverters.