Our industrial 4U chassis supports 14-slot backplanes. It includes three adjacent 5.25″ drive bays, one 3.5″ bay, and one internal 3.5″ bay, all mounted on a floating, shock-mounted frame with a locking drive cover. A 12cm ball bearing cooling fan is built in with a removable filter. An adjustable expansion card clamp secures add-on cards under shock and vibration. Choose any PS/2-style power supply.