This Electrical Spare Parts Kit is compatible with Intel SR2500 server chassis. It contains one each of the following: hot swap backplane board, sixth drive backplane board and cables, SAS midplane, passive midplane, bridge board, front control panel board, optical drive interposer board, PCI-X active riser, PCI-X passive riser, PCIe FH riser, PCIe low-profile riser, optical drive (IDE) cable, redundant fan cable bracket assembly, USB floppy cable, serial cable, I2C cable, one set of each type SATA/SAS cables, tape drive power cable, 80mm BRP fan, 80mm LX fan, 60mm BRP fan, 60mm LX fan, and an LCP interposer board.