Key Features 1. 600W High-efficiency Power Supply 80 PLUS, Platinum Level (94%) 2. 4x 3.5" Hot-swap SAS / SATA Drive Bays 3. 1x Slim DVD-ROM Drive (optional) 4. 4x 4cm Counter-rotating PWM Fans 5. 2x Full-height I/O Expansion Slots 6. 1x Low-profile I/O Expansion Slot 7. Power Switch, Reset, UID Button & 5 LED Indicators 8. Full SES2 support is available with SAS motherboards and other compatible components. Product SKUs CSE-815TQ-600WB SuperChassis 815TQ-600WB (Black) Form Factor 1U chassis support for max. motherboard size - 13.68" x 13" E-ATX; optimized for WIO motherboards Processor Support Supports dual, single Intel® / AMD processors Dimensions Height 1.7" (43mm) Width 17.2" (437mm) Depth 25.6" (650mm) Gross Weight 36 lbs (16.3kg) Package 23.5" x 8.5" x 33.7" Available Colors Black Expansion Slots 2x Full-height PCI Expansion Slots (Riser Card Required) 1x Low-profile PCI Expansion Slot (Riser Card Required) Drive Bays Hot-swap 4x 3.5" SAS / SATA Hot-swap drive trays SAS or enterprise SATA HDD only recommended SAS / SATA Backplane 1x 1U SAS / SATA backplane Peripheral Drives DVD-ROM Slim DVD-ROM drive (optional) Front Panel Buttons Power On/Off Button System Reset Button UID Button LEDs Power LED Hard drive activity LED 2x Network activity LEDs System information (overheat/UID) LED Ports 2x USB & DB9 COM port tray (Optional - in place of floppy drive)