Compatible with multiple models including C450i, C550i, C650i, and 750i printers as well as D320, D321, CM2043, and CM2103 multifunction devices
Designed as a drum chip replacement for DR-618 imaging units to restore proper drum counter functionality
Includes 8 pieces per pack to support extended maintenance cycles across volume printing environments
Engineered to work with BK (black), CMY (cyan, magenta, yellow) toner configurations in compatible systems
Directly replaces DR618 drum chips without requiring firmware modification or additional tools