Control Technology

  • Sequence control biogas system

  • Load management

  • Irrigation management

Control Technology

We are co-operation partner in research projects for controlling and data transfer.

Electrical Engineering

  • Photovoltaics

  • Biogas

  • Wire straightening device

Electrical Engineering

We take care of the implementations of customer requirements – from the planning to the completion

Alternativ Elektro Renger

Since its foundation in 2004 AER has been a competent partner for all issues regarding electric installations and alternative energies.

Quality work by expert hand

Quality work by expert hand is a matter of course for a craftman’s business like us. Our strengths include the individual advice and solutions which are based on your specific needs. At the same time we would like to support you with questions regarding financing and funding programs.

Furthermore AER has been co-operation partner in international research and large scale projects in the fields of alternative energies and control electronics. Here you find a range of projects implemented to date.

You will find more information on our versatile field of activity on the sites and