This is an IBM N-Series Cluster 4X IB cable, Copper, 2M*. Cluster 4X IB cable, Copper, 2M* 23R3915 N5200,N5500,2864-A10,2864-A20,2864-G10,2864-G20,2865-A10,2865-A20,2865-G10,2865-G20,2868-A10,2868-A20,2868-G10,2868-G20,2869-A10,2869-A20,2869-G10,2869-G20,23R3915
