DE9 explained

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
• , a 2001 album by Canadian Detroit techno artist Richie Hawtin
• , a 2005 album by Canadian Detroit techno artist Richie Hawtin
• , a 2012 recorded performance by Canadian Detroit techno artist Richie Hawtin
• Delaware Route 9