The HPE SPS-MSA 2050 SAS controller (876129-001-RFB) is a refurbished storage controller for compatible HPE MSA 2050 systems. It provides the SAS connection and controller functions used to manage the storage array.
As a replacement controller module, it is intended for an MSA 2050 setup that needs those storage-management functions. The listing identifies this exact item as refurbished; HPE identifies the corresponding base part, 876129-001, as an MSA 2050 SAS controller.
This part is suited to maintaining or restoring SAS controller functionality in an MSA 2050 storage system.