Key Features • High Efficiency Power & High Storage Capacity 1. High density 4U Storage Chassis 2. 1200W high-efficiency (1+1) redundant power supply (Gold Level 93%) 3. 24x 3.5" SAS/SATA Hot-swappable Drive Bays 4. 100% Cooling Redundancy with Adjustable Air Shroud 5. Power Switch, Reset Switch & 6 LED Indicators 6. Optional 2x Internal Fixed 3.5" HDD or 2x fixed 2.5" HDD + DVD 7. Palletized package for secure transportation 8. Only High Quality Components and Fans are used for Maximum Reliability Form Factor 4U chassis support for ATX, E-ATX, and motherboards up to size 13.68" x 13" 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 PCI expansion slots Drive Bays Hot-swap 24x 3.5" Hot-swap (SAS / SATA) 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 Direct Attached Backplane, features: • 3/6 Gb support • SES-2 Enclosure Management Support • SAS/SATA support • 24 SATA 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