Check the listing for details. HP 726821-B21 Smart Array P440/4GB FBWC 12Gb 1-port SAS Controller +. Condition: Used. Listed at 45.00 USD. FOR YOUR CONSIDERATION IS THIS USED AND WORKING PULL - HP 726821-B21 Smart Array P440/4GB FBWC 12Gb 1-port SAS Controller + ( SEE THE TOP CARD ATTACHED ) Technical Specifications :• Device Type : Storage Controller (raid) - Plug-in Card - Low Profile• Host Bus : Pcie 3.0 X8• Transfer Rate : 12gb/s Sas Per Physical Link, 6gb/s Sata Per Physical Link, Pci Express Gen3 X8 Link Width• Form Factor : Standard Pcie Plug-in Card• Ports : Internal: 8 Physical Links Across 1 X8 Ports• Cache : 4gb Flash-backed Write Cache• Raid Levels : 0, 1, 10, 5, 50, 6, 60, 10 Adm Servers Supported :HPE Proliant Dl20 Gen9, HPE Proliant Dl80 Gen9, HPE Proliant Dl120 Gen9, HPE Proliant Dl180 Gen9, HPE Proliant Dl360 Gen9, HPE Proliant Dl380 Gen9, HPE Proliant Dl560 Gen9, HPE Proliant Ml30 Gen9, HPE Proliant Ml110 Gen9, HPE Proliant Ml150 Gen9, HPE Proliant Ml350 Gen9, Apollo 4200, Apollo 4500, Apollo 6000 30 DAY RETURNS