— for F4E: supply of up to six gyrotrons of 1 MW at 170 GHz with continuous wave long pulse of up to 3600s to be delivered at ITER site,

— for Divertor Tokamak Test facility (DTT): Supply of up to sixteen gyrotrons of 1 MW at 170 GHz with pulse length of 100s. Two pre-series gyrotrons will be delivered to the Falcon test Facility, SPC (Lausanne, CH); the other fourteen series gyrotrons will be delivered to the DTT site (Frascati, Italy).