HPE StorageWorks FC1242SR 4Gb PCI-E DC HBA now supports customers using HPE ProLiant servers that contain PCI Express I/O slots. This Fiber Channel (FC) Host Bus Adapter (HBA) is second generation 4Gb product to support this new higher speed I/O bus architecture. The HPE FC1242SR HBA provides customers the ability to use the higher performance PCI Express bus to connect to their HPE StorageWorks arrays.