4U server rack from Inter-Tech. The long installation depth of 650 mm allows for the accommodation of large motherboards (up to EATX/SSI EEB). The robust steel construction provides space for up to four 2.5-inch and eleven 3.5-inch drives. A total of seven fans are pre-installed, and the lockable front panel features a removable dust filter. The Inter-Tech IPC 4U-4129-N is a 4U server case that can house eleven internal 3.5-inch hard drives, three external 5.25-inch drives, and four internal 2.5-inch drives. With its large installation depth of 650 mm, it can also accommodate large motherboards up to the EATX/SSI EEB form factor. There are seven slots available for expansion cards. To cool the hardware and drives, Inter-Tech has already installed seven fans. The front features two drive cages, each with a 120 mm fan. Three additional 120 mm fans are installed internally, and there are two 80 mm fans at the back. For effective dust protection, the front includes a removable dust filter insert. Behind the lockable front panel, alongside the drive cages, are three external 5.25-inch drive bays, status LEDs, and one USB 2.0 and one USB 3.0 port.