Rosewill 4U Server Chassis Rackmount Case | 7 x 3.5 Bays, 2 x 5.25 Devices| ATX, CEB Compatible | 1 x 120mm PWM Fan, 2 x 80mm PWM Fans | 2 x USB 3.0 | Front Panel Lock and Key | - RSV-R4100U

Spacious Chassis. This huge 4U server case comes with 7 internal 3.5" HDD bays. It only supports HDD drives with three screw holes on each side, allowing for a secure, 3-point connection on each side. IT DOES NOT Support HDD drives with two screw holes on each side

Expandable & ATX/CEB Compatible. 7 PCI expansion slots and ATX and CEB motherboard compatibility give you growth options for all of your needs

Quiet Cooling. 3 pre-installed cooling fans provide excellent airflow and heat protection at reduced noise. 1 front 120mm PWM fan and 2 rear 80mm PWM fans ensure your drives and chassis avoid overheating

Front Panel Features. Front panel LED indicators for power and HDD monitoring allows quick, easy visual assessment. Additional utility with 2x USB 3.0 ports and a built-in front panel lock provides extra security for your server case

Rackmount Design. Standard 4U rackmount form factor allows for easy installation in server racks and data center environments, providing professional mounting solutions for enterprise and home server applications