SilverStone SST RM400 4U Rackmount Server Case, Supports up to SSI CEB M/B and ATX (PS2)/Mini redundant PSU

Supports up to SSI-CEB motherboard Supports ATX (PS2)/Mini redundant power supply up to 160mm deep Supports Standard profile PCI/ PCIe x 7 slots Front door with key lock for extra security Three 5.25" drive bays for flexible 5.25" device installation