The QLogic 4Gb Fiber Channel Expansion Card (CIOv) for BladeCenter enables you to quickly and simply connect the BladeCenter servers with CIOv expansion slots to a Fiber Channel SAN.This card is installed into the PCI Express CIOv slot of a supported blade server. It provides connections to Fiber Channel-compatible modules located in bays 3 and 4 of supported BladeCenter chassis. A maximum of one QLogic 4Gb Fiber Channel Expansion Card (CIOv) is supported per single-wide (30 mm) blade server.