HP C8560A Black Imaging Drum is a replacement drum assembly for the HP Color LaserJet 9500 printer series and Color LaserJet 9500mfp. It supports the printer’s imaging process and is intended for black printing.
The assembly combines a photosensitive drum (OPC) with a developing cylinder and includes a small amount of toner for priming. HP lists an average yield of approximately 40,000 pages at 5% coverage. Actual yield depends on print coverage and use.