Professional software for designing single-wire, multi-wire, architectural and developed electrical diagrams for industry and construction.

It can also be used to draw PID diagrams and pneumatic, hydraulic and refrigeration circuits,

For more details, please visit the WinRelay website :

 Free trial

The current WinRelais V2.5™ version is available in the following versions :

  • PROFESSIONAL single-user licence
  • PROFESSIONAL multi-user site licence (please contact us)
  • EDUCATION establishment licence (please contact us)


COMPLETE, ECONOMICAL & SIMPLE, WinRelais is available in 3 versions :


  • More than 4000 symbols + symbol editor
  • Products database
  • Generation of terminal blocks and parts lists
  • Management of folio cross-references

DXF and DWG diagram export, ...


  • All the features of the STANDARD version
  •  + WinArmoire
  • Multi-level terminal block management
  • Cable object with cables database
  • WinRelayProject


  • All the features of the PREMIUM version
  • Import drawings in DXF/DWG format
  • Dynamic links with spreadsheets
  • Macro-languages
  • UNICODE format