For HP Smart Array P840ar 2GB 2 Port 12G SAS SATA Raid Controller HDD SSD RA 4861542499136 | eBay
HP Smart Array P840ar/2GB FBWC 12Gb 2-port Internal SAS Controller - Newegg.com
HPE Smart Array P840ar Controller cabling
813586-001 HP SMART ARRAY P840AR CONTROLLER 12GB/S SAS / 6GB/S SATA 2GB CACHE AROC DAUGHTER CARD FOR HPE APOLLO 4200 G9 - ( 2 ) TWO WIDE SAS 68 PIN CONNECTORS
813586-001 HP Smart Array P840ar/4GB 12Gb 2P Int SAS Controller 726748-001 | eBay