Supermicro Case CSE-846E2-R900B

Product SKUs CSE-846E2-R900B SuperChassis 846E2-R900B (Black)   Form Factor 4U chassis support for motherboards up to size 13.68" x 13", E-ATX   Processor Support Supports dual, single Intel® / AMD processors   Dimensions Height 7" (178mm) Width 17.2" (437mm) Depth 26" (660mm) Gross Weight 75 lbs (34.0kg) Available Colors Black   Expansion Slots 7x Full-height, Full-length PCI expansion slots   Drive Bays Hot-swap 24x 3.5" Hot-swap SAS Drive Bays Optional 2x Fixed Internal Hard Drive Bays OR 1x Fixed Internal Hard Drive Bay and 1x DVD-ROM Drive or Floppy Drive   Backplane 4U Dual Expander Backplane, features: • Scalability through cascading • 3Gb support • Inband SES-2 Enclosure Management • SAS/SATA support • Dual input/output SFF 8087 connectors   Front Panel Buttons Power On/Off button System Reset button LEDs Power LED Hard drive activity LED 2x Network activity LEDs System Overheat LED Power Fail LED

System Cooling Fans 3x 5000 RPM Hot-swap Cooling PWM Fans 2x 5000 RPM Hot-swap Rear Exhaust   PWM Fans   System Monitoring Chassis intrusion switch   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 & Power Distributor 900W (1 + 1) Redundant AC to DC power supply w/ PFC AC Voltage 100 - 240V, 60-50Hz, 11-4.5 Amp +5V 50 Amp +5V standby 4 Amp +12V 75 Amp -12V 0.6 Amp +3.3V 30 Amp   Regulatory (Power Supply) Power Supply Safety / EMC USA - UL listed, FCC Canada - CUL listed Germany - TUV Certified Europe/CE Mark EN 60950/IEC 60950-Compliant CCC