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Save yourself a whole lot of planning work – with Solar.Pro.Tool from Schweizer

With the MSP mounting system the work of installation is simplicity itself. But apart from that, the planning can be done practically automatically – with the help of the Solar.Pro.Tool from Schweizer planning software, or SPT. for short. Just use the 3D design tool to enter the required building parameters, and SPT. from Schweizer calculates in next to no time all the information you need for the optimal layout of our MSP mounting system. The documentation comprises static calculations, item lists, plans and instructions for safe and speedy assembly.


Get your licence for

S.P.T. from Schweizer.

For the use of the Solar.Pro.Tool from Schweizer, a personal user license is required. You can register for the "SPT Light" version directly at the program login. To upgrade to a fully functional version "SPT Test", please contact the responsible sales consultant or send an e-mail to

Sales partners and key customers with a further distribution level can use Schweizer’s planning software under their own management.

Download OEM information

S.P.T. – making planning easier than ever before

  • Project registration, system layout, statics, electrics (PolySun) and flexible expenses in a single environment

  • Direct linking of item lists to the ERP system for tender preparation and order registration

  • Wide range of import options, registration of building geometries from Google, pdf or dxf

  • Scalable at will, with an unlimited number of planning projects, versions etc.

  • Support from Schweizer: direct, project-specific support from Schweizer’s specialists

  • Simple digital transfer of project data on special lists for verification of statics and stability

  • User-friendly web-based use of planning software

  • Site-independent availability, accessible by the entire project team as project data are stored in the Cloud

Quick-Start Guide MSP-FR

A short tour through the planning of a PV flat roof installation with the mounting system MSP-FR.

Overview of licence options


1) Ernst Schweizer AG cannot provide support for the E-Designer (Polysun). The E-Designer can be used on her own responsibility with SPT-Test and SPT-Pro license to an appropriate extent.
2) Refund: If the sales turnover limit is reached, licenses already invoiced are refunded..
3) The licence costs are incurred annually.