Hewlett Packard Enterprise 820834-B21 Smart Array P440 Controller

The Hewlett Packard Enterprise 820834-B21 Smart Array P440 Controller is a 12Gb SAS RAID controller for HPE ProLiant Gen9 servers that optimizes storage performance and data protection. It features a PCIe 3.0 x8 interface, 2 GB Flash Backed Write Cache (FBWC), and a 12 Gb/s SAS connection, supporting RAID levels 0, 1, 5, 6, 10, 50, and 60 for flexible redundancy and throughput. The controller provides a single internal mini-SAS (SFF-8643) port and is managed through HPE Smart Storage Administrator (SSA) for enterprise storage and RAID management. Common deployments include virtualization, database processing, backups, and other high-performance workloads in enterprise IT and data center environments. Spare part number 830057-001 is associated with this controller.