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Completely innovated – efficiently combined

SIRIUS modular system

The SIRIUS modular system – one system that helps you solve all switching tasks

The SIRIUS modular system offers the largest available switching device portfolio in the market, with more than 50.000 tested and approved combinations. A completely new generation of switching, protection and monitoring devices in seven sizes up to 250 kW is ready for use. 


The benefit of the modular system lies in its modular set-up of the components across all sizes. Everything fits together. The SIRIUS modular system combines digital planning and a standard-compliant implementation for your requirement, regardless of the application or location. Comprehensive planning tools, consulting expertise, and tested product combinations will assist you in the transition from digital to actual control cabinet construction.


The SIRIUS modular system includes the comprehensive portfolio for industrial control engineering for switching, protecting, monitoring, and starting motors and plants. This highly flexible modular system of switching devices saves space, is quick to assemble and to wire, and complies with all standards to ensure stress-free planning and construction of control cabinets.

Engineering information to select the appropriate switching devices and combinations
Download information

The modular system in detail

Efficient switching, protection, control, and monitoring of motors

Today everything has to go faster. The trend toward digitalization increases the pressure on industry. What technologies should be used for starting and monitoring motors? Are there any tips and tricks for planning control cabinets more efficiently, while still complying with the standards?

The digital and real worlds are converging with the SIRIUS modular system.

The answer lies in a perfect combination of just the right switching devices. With the SIRIUS modular system’s combination options, you can create your own custom solution for your specific application. The strength of the system lies in its modular construction covering all sizes, the functionality of the devices for a multitude of applications, and comprehensive, standard-compliant planning. This facilitates your procedures and speeds up your planning processes.

A question of the combination

Every control panel engineering job has different requirements, every market has different rules, and every project has different workflows. Therefore it’s important to be able to react flexibly and dynamically.

Everything you need to know, always in view

In this age of digitalization you face a constant flow of communications. Here’s where you can get all the important information you need about the SIRIUS portfolio and how you can optimize your control panel engineering.

The SIRIUS modular system at a glance
Download Brochure

Downloads, support and services

More information

You can find additional information here quickly and easily – everything you need to know about the advantages and typical applications of the SIRIUS modular system.

Dedicated users of the SIRIUS modular system

See application examples and sector-specific solutions that may be of interest to you, too.

Electrical engineering for the Europapark Rust