Check the listing for details. HP 749974-B21/749796-001- Smart Array P440ar/2GB FBWC 12GB SAS Controller. Condition: Open box. Listed at 42.24 USD. Description: HP Smart Array P440ar/2GB FBWC 12GB 1-Port Internal FIO SAS Controller Part Number(s) Manufacturer Part# 749974-B21 Overview: The HPE Smart Array P440ar Controller is a Flexible Smart Array, 12 Gb/s SAS RAID controller that provides enterprise-class storage performance, increased internal scalability with SAS Expander Card, and data protection for HPE ProLiant Gen9 rack and tower servers. It features eight internal physical links and delivers increased server uptime by providing advanced storage functionality, including online RAID level migration between any RAID levels with flash backed write cache (FBWC), global online spare, and pre-failure warning. The Gen9 family of controllers supports the HPE Smart Storage Battery. Specifications:CategoryProliant ControllerSub-CategorySmart ArrayGenerationP440ar/2GBPart Number749974-B21ManufacturerHPProduct TypeStorage Controller (RAID)Host BusPCI Express 3.0 x8Controller Interface TypeSATA 6Gb/s SAS 12Gb/sData Transfer Rate1.2GB/sBuffer Size2GBRAID Level0, 1, 1 ADM, 10, 10 ADM, 5, 50, 6, 60Supported DevicesDisk Array (RAID)Channel Quantity26Form FactorPlug-in Card ITEM IS CLEAN BULK TESTED IN GREAT CONDITION.CONTROLLER ONLY. FOR MORE QUESTIONS DO NOT HESITATE TO CONTACT US.