LEM

LEM is a global leader in electrical measurement solutions, specialising in high-precision current and voltage sensing technologies. Founded in Switzerland, LEM develops innovative sensors and transducers that enable accurate monitoring, control and protection of power electronic systems across industrial, automotive, energy, automation and transportation applications. With a strong focus on electrification, renewable energy and e-mobility, LEM helps customers improve efficiency, safety and performance in increasingly demanding power management environments.

LEM's portfolio includes Hall effect, fluxgate and Rogowski-based sensing technologies, supporting AC, DC and mixed-signal current measurement across a wide range of power levels. Its solutions deliver high accuracy, galvanic isolation and fast response times, making them ideal for applications such as battery management systems, EV charging infrastructure, traction drives, industrial motor control, renewable energy inverters, energy storage systems and smart grid equipment. By providing precise real-time electrical measurements, LEM enables engineers to optimise system efficiency, improve functional safety and meet stringent performance and regulatory requirements.