The HPE 764646-B21 is a serial console cable designed for ProLiant DL360 Gen9 rack-mount servers. This cable provides out-of-band management connectivity, enabling administrators to access the Integrated Lights-Out (iLO) serial console for system monitoring, diagnostics, and remote management independent of the operating system or network connectivity. The connector configuration supports standard serial (RJ-45) to DB-9 terminal connections, compatible with HPE ProLiant Gen9 server iLO ports and legacy serial consoles. Typical applications include initial server setup, firmware updates, BIOS configuration, and troubleshooting of unresponsive systems in data center environments.This refurbished cable maintains full compatibility with ProLiant DL360 Gen9 and related Gen9 generation servers. It is suitable for organizations standardizing on HPE infrastructure requiring reliable out-of-band management across multiple systems.Tested and guaranteed working; available via quote.