Yes, but only if you are migrating. ReFX allowed legacy users to export their Nexus 2 library database into Nexus 3/4/5. However, if you are a new user buying Nexus 5 today, you cannot buy just the Dance Orchestra 23 pack for Nexus 5 via the new store (it is delisted). You must:
Combining the aggression of 2021 big-room drops with the elegance of a symphony orchestra. Think Hans Zimmer remixed by David Guetta or Joel Corry. refx nexus dance orchestra expansion pack 23 2021