HPE 405914-001-RFB is a refurbished power supply assembly, using OEM reference 405914-001. Rated at 575 W, it is listed for HP DL320s systems, including the DL320s Power Supply entry, and HP MSA60 systems, including single-power-supply configurations.
Use it as a replacement in supported systems that use part 405914-001. The OEM reference helps identify the required part, while the refurbished condition distinguishes this catalogue variant.