Here I have a simple Adapter for the Festool Cleantec Y- Connector to a 50 mm Cyclone or other things.

Have fun and keep printin!

You might also need:

Festool Female adapter & 50 mm: https://www.prusaprinters.org/prints/107234-festool-cleantec-vacuum-female-adapter
Festool male adapter: https://www.prusaprinters.org/prints/98001-festool-vacuum-cleander-adapter-male-part-miele-dy