K2 Base: Easy, fast and safe!

Plan professional PV systems in only 5 steps

Our cost-free planning tool K2 Base (base.k2-systems.com) has a dashboard for efficient project management. With the clear structure you keep an eye on all projects. The user interface is easy to use. The software architecture in the background ensures fast calculations. Our interface K2+ includes a connection to SolarEdge, SMA, Fronius, Kostal, GoodWe and archelios™ Pro.

Take a look at our Base Videos

You can expect this in K2 Base:

K2 Base dashboard and user interface

Dashboard and user interface

View all at a glance


  • The dashboard provides a direct overview
  • You can find updates in the news ticker


Clear, well-structured and modern

The redesigned user interface ensures intuitive operation thanks to clear configuration and pictograms

K2 Base project list and clear structure in the planning software

Project list shows key details

Project list provides an overview


  • The list shows all key parameters of your projects and offers useful filter options
  • You will find all important information in the short overview on the right side
  • The structure is clear and straightforward





K2 Base roof and module array design

Project planning and faster calculation

Step by step through the planning


  • Simplified project planning thanks to the new user guidance through the five proven steps: project, roof, design, loads and results
  • Additional buttons ‘next’ and ‘back’ facilitate navigation
  • The new software architecture ensures faster processing and calculation in the background