This is an IBM TotalStorage FAStT FC2-133 Host Bus Adapter. Its IBM part number is 24P0961 and its IBM FRU is 24P8174. This item was originally made for use by an OEM as a part of a system. Even though it may have the same partnumber as a standard part; this item may be configured specifically for the OEM that originally order it. This part comes with Installation and User's Guide and Installation CD.