The DELL OTKK9K PERC H355 Front 12Gb 16-Ports PCIe Gen 4 SAS/SATA RAID Controller is a high-quality component designed for server systems. With its SAS network ports, this controller allows for fast and reliable data storage and retrieval. As a product from Dell, users can expect top-notch performance and durability, making it an essential component for enterprise networking and server configurations. Ideal for businesses looking to enhance their data storage capabilities, this RAID controller offers a seamless integration into existing server setups.This RAID controller was used in a brand new server for 1 week before getting replaced due to needing a controller that supported RAID 5.