. Management module which is aimed at use with HP 5400R Series chassis only. Order module to provide for a dual redundant deployment (base system comes with a single module) or for onsite sparing Key Product Info. With RJ-45 serial console port for out-of-band management access To provide for a dual-redundant management module deployment or for onsite sparing What's in the box?. (1) HP 5400R zl 2 Management Module (J9827A)