Key Features • High Performance SAS2/6GbS Expander • Dual Expander Chip • High Efficiency PS and Storage Capacity 1. High density 4U Storage Chassis 2. 1200W high-efficiency (1+1) redundant power supply (Gold Level 93%) 3. 24 x 3.5" SAS Hot-swap Drive Bays with SES2 (dual-channel) 4. 2x Extra HDDs (optional) 5. 100% Cooling Redundancy 6. Power Switch, Reset Switch & 6 LED Indicators 7. Can be configured as either HEAD Or JBOD unit 8. Palletized package for secure transportation FProduct SKUs CSE-846E26-R1200B SuperChassis 846E26-R1200B (Black) Form Factor 4U chassis support for motherboards up to size 13.68" x 13", E-ATX and 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 SAS or enterprise SATA HDD only recommended Optional 2x Fixed Internal Hard Drive Bays OR 1x Fixed Internal Hard Drive Bay and 1x DVD-ROM Drive or Floppy Drive Bay Backplane 4U Dual Expander Backplane, features: • SAS2 compliance • Scalability through cascading • 6Gb 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 6300 RPM Hot-swap PWM Cooling 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 Redundant 1200W high-efficiency power supply with PMBus AC Input 1000W Output @ 100-140V, 11.5-8A, 50-60Hz 1200W Output @ 180-240V, 8-5.5A, 50-60Hz DC Output 1000W: +12V/83A; +5Vsb/4A 1200W: +12V/100A; +5Vsb/4A DC Output with PDB +5V: 50 Amp +3.3V: 30 Amp -12V: 0.6 Amp Certification 80 PLUS Gold Certified [ Test Report ] 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