Form Factor 3U/16 BayDescriptions3U/16-Bay Single IOM 12G SAS JBOD Expansion SubsystemExternal I/O Ports (per controller) Each SBB 2.0 I/O module has four SAS ports using industrial standard Mini SAS HD connectors (SFF-8644) one port supports Wake-on SAS feature for upstream and other ports can be either upstream or downstream for cascading additional JBODs.Expander Management Features - Self-co