Model Compatibility: Compatible with 4825i, 4835i, 4845i, 4925i, 4935i, and 4945i printers as a functional replacement drum unit.
Part Designation: Identified as NPG86 drum unit with 150, 000-page yield rating for use as an image unit in specified models.
Functional Role: Serves as a replacement image unit that restores the drum functionality required for printing operations.
Specification Match: Matches the NPG86 specification and 150K page rating stated for the drum unit used in the listed printer models.
Installation Purpose: Designed to fit and operate in place of the existing drum unit in the compatible printer models.