
Q3 ENERGIE: Company, References, Service and Technical Project Support
Since 2010, we have developed and manufactured firefighter switches and project-specific AC and DC connection technology in Kaufbeuren for photovoltaic, energy storage and grid infrastructure. Discover Q3 ENERGIE, selected reference projects, your direct contacts and our technical support.


Q3. The Box Makers.

Discover how Q3 ENERGIE develops and manufactures project-specific AC and DC connection technology for real-world system requirements.

References & Projects

Practical examples from firefighter switch, AC, DC, energy storage and grid technology show our solutions in real-world projects.

Support & Service

Technical support for existing systems, commissioning, maintenance, troubleshooting and specific service cases. We will help you.

Your Q3 Contact

Direct contact with sales, engineering, project management and service – without anonymous hotlines or unnecessary detours.
Q3. The Box Makers.
Interested in Working with Q3 ENERGIE?
Explore our firefighter switches and AC/DC connection technology or send us the technical specifications for your project. We support clearly defined standard solutions as well as project-specific custom designs.

Development and manufacturing in Germany
Electrical design, engineering, component assembly, installation and testing are carried out at our Kaufbeuren site with short communication lines.
Standard Where It Fits – Custom Where It Matters
For defined applications, we offer standardised products. Where electrical, regulatory or structural requirements differ, we develop project-specific connection boxes.
Direct Technical Collaboration
Planners, installers and EPCs work directly with people at Q3 ENERGIE company who understand system requirements and can assess technical solutions in practical terms.