4U Chassis KONEKTIKPC short-body model III Special redundant PSU (3548387365079) Micro ATX Case - Micro ATX, For: PC Platform, Short-body model III Chassis 4U special redundant power supply, can assemble a computer rack for installation in industrial a bay 19, six slots for a hard disk 3.5, a slot player 3.5, 7 expansion slots (736,507)