This product is either discontinued or we cannot get that from suppliers.
Manufacturer's Part Number: 2274500-R, Manufacturer Warranty: 3-year warranty, Model: Microchip Adaptec RAID 71605E, Device Type: Storage controller (RAID) - plug-in card - low profile, Interface: SATA 6Gb/s / SAS 6Gb/s, Data Transfer Rate: 600 MBps, Interface Type: PCIe 3.0 x8, Buffer Size: 256 MB, Bus Type: PCIe 3.0 x8, Supported Devices: Disk array (RAID)
The Adaptec Series 7 RAID adapter family features PMC's 16 port PM8015 RAID-on-Chip (ROC), which combines a x8 PCIe Gen3 interface with 6Gb/s SAS ports to enable a new generation of high- performance RAID adapters that are unmatched by any other ROC in the industry.