HP B5L32-60003 is an 8GB embedded MultiMedia Card (eMMC) used in printer formatters. It provides onboard storage for supported HP printer assemblies, making it a service part for maintaining or replacing the formatter’s memory component.
The listing identifies it for selected HP Color LaserJet Enterprise models, including M552DN, M553DN, M652N and M653DN, as well as the HP LaserJet Managed MFP E42540f. It is a specific part for these listed printer families, rather than a general-purpose removable memory card.
Use it as a formatter component in the listed compatible printer models.