Supermicro SuperChassis 826BAC4-R1K23WB

2U chassis support for SMC Proprietary WIO motherboards max. motherboard size - 12 Zoll x 13 Zoll, 13 Zoll x 13.68 Zoll. Support up to 12 Zollx13 Zoll MB with rear 2.5 Zoll HDD option installed12 x 3.5 Zoll hot-swap drive bay, optional 2 x 2.5 Zoll hot-swap drive bay8x SAS3 12Gbps and 4x Hybrid (NVMe/SAS3) 3.5 Zoll HDD12-port 2U SAS3 12Gbps hybrid backplane, support up to 8x 3.5-inch SAS3/SATA3 HDD/SSD and 4x SAS3/SATA3/NVMe Storage Devices1U 1200W/1000W Titanium Power Supply W/PMbus W76xL336xH40mmWIO Slots (4x Full-height, Half-length + 3x Low-profile)3 x 8cm high-performance PWM fan(s)Optional 5 x 6cm 4pin high performance fan(s)Dimensions: Width 17.2 Zoll (437mm), Height 3.5 Zoll (89mm), Depth 25.5 Zoll (647mm)Gross Weight 55 lb (24.95 kg)