Welcome to FES system dedicated web site!

FES is efficient and innovative Front Electric Selflaunch / Sustainer propulsion system for powered sailplanes, developed and produced by LZ design company located in Slovenia in the middle of the Europe.

More than 100 sailplanes of 11 different types, from 7 manufaturers are already equipped with our FES propulsion system. 



Presentation video of FES in combination with Auto-towing!