E400 meets the newest Intel LGA 771 Dual Core Xeon cooling platform designed with super strong sheet metal works which is extremely durable as a tank mechanism, all chassis adopted the enhanced less-cable and mechanical construction design, the surface or the sheet metal's edge won't have any sharp burs while system integration by hands, combine the strong cooling system and intelligent thermal supervising control, it's the most ideal system for your enterprise server or DVR system. It uses the newest twin doors design that doesn't require any hand tools to release the doors when the keylock is opened, also the most important feature is, it supports most PS2 power supply or redundant power supply assembly without any special mounting brackets.

* Drive bay:    4 x 3.5" HDD (two can be FDD), 6 x 5.25" CD * with butterfly keylock twin-door design (world patent announced) * with two intake 80 x 25mm ball bearing fans (at middle fan bar) * with removable fan bar (forward, backward, left, right direction) * support 12x9.6" ATX MB or EEB 3.61 eATX 12" x 13" MB * note: if eATX MB installed, don't install 5.25" CD-ROM at bottom    side of drive bay * support 7 slot full height (max. 280mm depth) expansion card * black colored painting as standard. * chassis dimension: 19" x 4U x 18.8" (480mm deep) * chassis' package information: NW 12 KGM, GW 15 KGM,    3.32 CUFT (61x57x27cm, one box packed)