80Y9298 - IBM 4-Port 2.5-inch Hard Drive Backplane for x3550 M4 80Y9298 - IBM 4-Port 2.5-inch Hard Drive Backplane for x3550 M4 $154.39
90Y4336 - IBM Quad Port 2.5-inch Hard Drive Backplane Board for System x3550 M4 90Y4336 - IBM Quad Port 2.5-inch Hard Drive Backplane Board for System x3550 M4 $130.12
46W8418 - IBM 8-Bay SAS 2.5-inch Hard Drive Backplane for System x3650 M4 46W8418 - IBM 8-Bay SAS 2.5-inch Hard Drive Backplane for System x3650 M4 $363.78
90Y5088 - IBM 3.5-inch Hot-Pluggable Backplane for System x3550 M4 90Y5088 - IBM 3.5-inch Hot-Pluggable Backplane for System x3550 M4 $116.00
39Y9541 - IBM SAS/SATA Hot-Pluggable Hard Drive Backplane 2.5-inch for System x3550 x3250 (model 4Sx) 39Y9541 - IBM SAS/SATA Hot-Pluggable Hard Drive Backplane 2.5-inch for System x3550 x3250 (model 4Sx) $40.00
39Y9421 - IBM 2.5-inch SAS Hard Drive Backplane 39Y9421 - IBM 2.5-inch SAS Hard Drive Backplane $63.60