1U chassis support for max. motherboard size - 12" x 10" ATX 1. 520W Power Supply 2. 2x 3.5" Hot-swappable SAS / SATA Drive Bay 3. 1x Slim CDROM (Optional) 4. 2x 10cm 5,000 RPM Blower Fan 5. 1x Full-size, Full-length I/O Expansion Slot Please Note: Full SES2 Support is only available on SAS motherboards CSE-811TQ-520 SuperChassis 811TQ-520 (Beige) CSE-811TQ-520B SuperChassis 811TQ-520B (Black) Form Factor 1U chassis support for max. motherboard size - 12" x 10" ATX Processor Support Dual Xeon® 1066 MHz FSB Processors Dimensions Height 1.7" (43mm) Width 16.8" (426mm) Depth 22.6" (574mm) Gross Weight 28 lbs (12.7kg) Available Colors Beige, Black Expansion Slots 1x full-size full-length PCI expansion slot (with optional riser card) Drive Bays Hot-swap 2x Hot-swap SAS / SATA Drive Bays SAS / SATA Backplane 1x 1U SAS / SATA Backplane With SES2 Peripheral Drives CD-ROM TEAC Slim 24x CD-ROM drive (Optional) Front Panel Buttons Power On/Off button System Reset button LEDs Power LED Hard drive activity LED 2x Network activity LEDs System Overheat LED Ports none System Cooling Fans 2x 10cm 5,000 RPM blower fans Operating Environment (System) Operating Temperature Range 10 - 35°C (50° to 95° F) Non-Operating Temperature Range -40 - +70°C (-40° to 158° F) Humidity Range 8 - 90% non-condensing Non-Operating Humidity Range 5 - 95% non-condensing Power Supply 520W AC power supply w/ PFC AC Voltage 100 - 240V, 50 - 60Hz, 7 - 3Amp +5V 20 Amp +5V standby 3 Amp +12V 39 Amp -12V 0.5 Amp +3.3V 16 Amp Regulatory (Power Supply) Power Supply Safety / EMC USA - UL listed, FCC Canada - CUL listed China - CCC Mark EN 60950/IEC 60950-Compliant Germany - TUV Certified