SUPERMICRO CSE-811T-300B Black 1U Rackmount Server Case 300W Motherboard Compatibility: 12 x 10 ATX Power Supply: 300W Hot-Swap Drive Bays: 2 x 3.5 SAS / SATA Expansion Slots: 1x full-size full-length PCI expansion slot (Riser Card Required) 40mm Fans: 3 Dimensions (H x W x D): 22.6 x 16.8 x 1.7 Weight: 27 lbs.