39Y6972 - IBM Power Backplane Board for System x3550 39Y6972 - IBM Power Backplane Board for System x3550 $80.50
44W4899 - IBM Power Backplane 3.5-inch for x3550 44W4899 - IBM Power Backplane 3.5-inch for x3550 $98.05
43V7071 - IBM SAS Hard Drive Backplane BOARD for System x3550 M2 (TYPE 7946) 43V7071 - IBM SAS Hard Drive Backplane BOARD for System x3550 M2 (TYPE 7946) $80.50
90Y4784 - IBM for System x3550 M3/X3650 M3 Server 90Y4784 - IBM for System x3550 M3/X3650 M3 Server $238.85
94Y7614 - IBM for System x3550 M3/X3650 M3 Server 94Y7614 - IBM for System x3550 M3/X3650 M3 Server $207.00
69Y5698 - IBM for System x3550 M3/X3650 M3 Server 69Y5698 - IBM for System x3550 M3/X3650 M3 Server $70.00