Dell H840 RAID Controller Adapter

This Dell PERC H840 adapter is a 10-series external SAS/SATA RAID controller for supported PowerEdge servers. It installs in a PCIe slot and connects the server to external SAS storage enclosures, providing hardware RAID management for supported SAS and SATA drives over 12Gb/s SAS connectivity. Typical system fit includes Dell PowerEdge R440, R540, R640, R6415, R6525, R740, R740xd, R740xd2, R7415, R7425, R840, R940, R940xa, T440, and T640, with compatibility depending on the server’s PCIe slot profile, riser layout, external SAS cabling, attached enclosure or backplane type, drive interface, and Dell-supported PERC options for that chassis.