- Spacious Room of the Server Chassis: With huge room of the rackmount chassis, Rackowl server case gives the best solution for SMB and home server builder - Component Expansion & Motherboard Compatibility: The server chassis supports up to 10x3.5' & 3x5.25' HDD, EEB/CEB/ATX motherboards, 7 PCIE slots, PS2 & mini redundant PSU - Quiet & Cooling Performance: The rack mount case includes 7 fans (Front: 2*120mm, Middle: 3*120mm, Rear: 2*80mm) to ensure the airflow and keep quiet - Front Panel Lock with Dust Filter: The rackmount server chassis offers a safe lock on the front panel for your parts and data. The dust filter keeps your chassis clean and cool. - Additional Features: Front panel LED indicators of the server case for power, HDD, and LAN status monitoring allow quick, easy visual assessment. Additional utility with 2* USB 2.0 port and built-in front panel lock provides extra security for your server case