4U Rackmount Chassis for General Purpose Industrial ApplicationsNew generation 4U IPC chassis with world-class industrial designSupports either an ATX motherboard or a backplane up to 15 slotsShock-resistant drive bay,supports up to 3x 5.25" and 2x 3.5"(1x external & 1x internal) disk drivesFront LEDs for alarm notification of redundant power supply, HDD activity, system fan & temperatureReusable, front-accessible fan filters for easy system maintenanceSupports front USB interfaceLockable front door prevents unauthorized accessVersatile power supply options from single PS/2 300 W/400 W to redundant 300 W/400 W power supplies