{{MapBox|Align=right|Map=Galaxy map ultimasegmentum.jpg|Add={{MapCross|X=174|Y=198|LText=Nephilim Sector}}|Caption=Galactic location of the Nephilim Sector.{{Cite this}}}}The '''Nephilim Sector''' is a [[Sector]] of the [[Imperium]]. {{Fn|1}} It is most notable for being the site of the discovery of the [[STC]] to the [[Nephilim Jetfighter]], which was named after the Sector itself.{{Fn|1}}