DE9 may refer to: DE-9, a common type of electrical connector Decks, EFX & 909, a 1999 album by Canadian Detroit techno artist Richie Hawtin DE9: Closer to the Edit, a 2001 album by Canadian Detroit techno artist Richie Hawtin DE9: Transitions, a 2005 album by Canadian Detroit techno artist Richie Hawtin DE9: Fragments, a 2012 recorded performance by Canadian Detroit techno artist Richie Hawtin Delaware Route 9