For a safe, flexible, and standard-compliant connection

The motor terminal box is the interface between the motor and the power supply – and therefore crucial for the safe operation of your system. Our motor terminal boxes not only offer standard-compliant protection for electrical connections, but also enable flexible adaptation to different operating modes, such as star or delta connection.

Construction employee for design planning

Our range of services for motor connection boxes

  • Customized design
  • System-specific pressure calculation
  • Simulation of the pressure stress on the connection housing
  • Manufacture and assembly of the connection box

Your advantages at a glance

Rely on proven safety and flexibility – developed for the highest demands in industrial plants.

Customized design

No standard solutions, but individually developed for your system

Product-independent

Flexible and compatible with various systems

Proof of stability

Mathematically proven and documented


With a system-specific design, we ensure that your motors remain reliably connected, protected, and easy to maintain – even under demanding industrial conditions.

Get in touch with us!

E&A Elektrotechnik und Automatisierung GmbH

Gewerbering 5 | 01809 Dohna