Key Features • High Efficiency Power & High Storage Capacity 1. Extra High-Density 4U Storage Chassis 2. High-Availability Features: Redundant, Hot-pluggable cooling system, Power Supplies, Hot-swap drives 3. Redundant (1+1) 1400W Gold Level power supply with PMBus function 4. Maximum 3.5" hot-swap drives density 36x (24 front + 12 rear) HDD bays E1: Expander supports SAS 5. 4x Full-height + 3x Low-profile (UIO) expansion slots 6. 7x 8cm (middle) Hot-swap cooling fans, redundant cooling Product SKUs CSE-847E1-R1400UB SuperChassis 847E1-R1400UB (Black) Form Factor 4U chassis support for motherboards up to size ATX, E-ATX, 13.68" x 13", UIO motherboards Processor Support Supports dual, single Intel® / AMD processors Dimensions Height 7" (178mm) Width 17.2" (437mm) Depth 27.5" (699mm) Gross Weight 80 lbs (36.3 kg) Available Colors Black Expansion Slots 4x Full-height + 3x Low-profile (UIO) expansion slots Drive Bays Server Chassis 36x (24 front + 12 rear) 3.5" Hot-swap HDD bays SAS or enterprise SATA HDD only recommended Backplane HDD Backplane supports 36 SAS hard drives (24x front + 12 rear) 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 7x 8cm hot-swap cooling fans Redundant cooling