Apsac
- Name: Apsac
- Private Malon waste transport vessel (DS9 Novel: Demons of Air and Darkness)
- Commissioned, owned, and operated by Marssi (DS9 Novel: Demons of Air and Darkness)
- Constructed in orbit of Malon Prime (DS9 Novel: Demons of Air and Darkness)
- Active by April 2376 (DS9 Novel: Demons of Air and Darkness)
- Outfitted with seven nested and enhanced shield systems to guard against tank rupture (DS9 Novel: Demons of Air and Darkness)
- Destroyed: April 2376 (DS9 Novel: Demons of Air and Darkness)