Found similar product in stock: P440/4GB-FBWC 12G SAS 1P PCIe (MPN: 761872-B21-RFB)
The HPE Smart Array P440/4G FIO controller, MPN 761872-B21-RFB, is a refurbished server storage controller for managing internal SAS or SATA drives. HPE identifies its base part as a 12Gb, 1-port internal SAS controller with 4GB FBWC cache.
It supports up to 8 internal SAS/SATA drives and occupies one PCIe slot. HPE’s documentation says the FIO designation refers to a factory-integrated option and that the controller includes an HPE Smart Storage Battery.