Janitza offers complete system solutions for modern energy data management (e.g. in accordance with ISO 50001) as well as solutions for power quality and residual current monitoring. Janitza electronics GmbH, a German company based in Lahnau, Hesse, emerged in 1986 as a subsidiary of Eugen Janitza GmbH, which was founded in 1961.

In addition to measurement devices and software, Janitza also offers related services – a complete solution that guarantees efficient energy management. These include: Energy measurement technology, class A power quality analyzers in accordance with the EN 50160 standard, energy management systems, digital panel meters, mobile power quality analyzers, and load management controllers. In addition to providing advice and developing technical solutions, Janitza also carries out initial commissioning, training, and coaching with customers, and maintains and supports the systems.

Janitza develops and manufactures in Germany at the Lahnau site. That means High quality products - Made in Germany, serviced and supported worldwide.

In 2026, we celebrate our 40th company anniversary. We look back on a remarkable journey and look ahead to the future, with many exciting challenges and opportunities in the field of energy measurement technology.