Feed-in Management

EFR long-wave radio technology for remote-controlled reduction of feed-in from renewable-energy and CHP plants. Fast and efficient control, independent of network boundaries.

Lighting control

Central control of municipal lighting for communities and network operators.

Tariff and Load Control

Synchronised control of
network loads in seconds

Smart Metering / Smart Grid

Communication module to connect electricity meter to Smart Metering systems. Enables transparency of consumption and implementation of flexible tariffs

EFR Long-wave Radio

Energy management via long-wave radio. EFR’s three transmitters, each with a range of 500 kilometres, give reliable coverage over a large part of Central Europe.



EW Congress "Street and Outdoor Lighting 2017", 8th.-9th.November.17 in Ulm


EFR will participate in the "Street and Outdoor Lighting 2017" congress. The event takes...

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MID-Zulassung Anhang B


Die EFR GmbH hat wieder einen wichtigen Meilenstein erreicht: Der EFR-Basiszähler SGM-D hat die...

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