SUPERMICRO CSE-835TQ-R920B Black 3U Rackmount Server Case 920W Redundant 2 External 5.25 Drive Bays Motherboard Compatibility: 13.68 x 13 Power Supply: 920W Redundant External 5.25 Drive Bays: 2 Hot-Swap Drive Bays: 8 x 3.5 SAS / SATA Expansion Slots: 7x full-height full-length expansion slots 80mm Fans: 5 Dimensions (H x W x D): 25.5 x 17.2 x 5.2 Weight: 75 lbs.