HP Smart Array P841/4GB FBWC 12GB
4-Port External SAS Controller
Manufacturer Part# 726903-B21
Overview: The HP Smart Array P841 Controller is a full height, PCIe3 x8, 12 Gb/s Serial Attached SCSI (SAS) RAID controller that provides enterprise-class storage performance, increased external scalability, and data protection for select HP ProLiant Gen9 rack and tower servers. It features 16 external physical links and delivers increased server uptime by providing advanced storage functionality, including online RAID level migration (between any RAID levels) with flash back write cache (FBWC), global online spare, and pre-failure warning. The Gen9 family of controllers supports the HP Smart Storage Battery.