LEM Holding SA provides solutions for measuring electrical parameters. It operates in two segments, Industry and Automotive. It develops, manufactures, and sells current and voltage transducers for use in general industry, automotive industry, railway and trackside applications, energy measurement relating to railway on-board applications, energy and automation, battery monitoring, and in Wi-LEM – wireless sub-metering networks that measure energy consumption, as well as in AC/DC converters, uninterrupted power supply systems for computers, micro turbines, and wind and solar power generation. The company was founded in 1972 and is based in Fribourg, Switzerland.