Innovative and rack-optimized for the Intel Server Board SE7500WV2, the Intel Server Chassis SR2300 supports a variety of high-density system configurations with the latest server-chassis technology. The Server Chassis SR2300 includes two PCI/PCI-X risers, six one-inch drive bays for supporting hot-swap SCSI drives, and a seventh bay supporting either an additional SCSI drive or a slim-line CD-ROM/floppy or DVD/floppy drive module. For availability and reliability, the Server Chassis SR2300 is available in two configurations: one, with a single 480W power supply and the other, featuring a 500W hot-swap PFC 1+0 power supply with the option to add a second 500W power supply for redundancy. Both configurations provide premium cooling technology for support of two Intel Xeon Processors with 512KB Advanced Transfer Cache. Form Factor : Rackmount server 2U Color : Black Drive Bays : 1 x 3.5 Inches bay for slim-line CD-Rom/floppy ( Not Included ) or DVD/floppy drive module ( Not Included ) or seventh hard drive ( Not Included ); 1 x 3.5 full-height peripheral-drive bay Hot-Swappable Bays : 4 x 1 HDD SCA SCSI U320 (Upgradable up to 7) I/O Expansion Slot : 3 Full Size and 3 Low Profile PCI Cooling system : 3x60mm fans(included). Forth fan required for redundant cooling ( Not Included ). Power Supply : 1 x 500W Fixed Power Supply, Upgradable up to dual 2 x 500W, 8 pin (12V), 24-pin EATX Dimensions (W x H x D) : 16.9 x 3.4 x 23.5 Inches Miscellaneous : LED indicators for power on, IDE HDD activity, power supply failure, fan failure, overheat warning ; Chassis intrusion switch; FrontUSB/Front Video Rackmount Rail Kit : AXX1U2URAIL (Not Included) Packaging: Bulk Condition: Refurbished