RPC-530 is 19” 4U Front I/O Short Depth Rackmount Chassis for ATX/MicroATX Motherboard, it can support up to 7 add-on cards that also build one Slim ODD driver bays and two USB 3 interface on front panel. RPC530 can equip high wattage PS/2 form factor PSU. RPC-530 is suitable for Factory and Server applications.