Compatible with DC series models including 4110, 4112, 4127, 4590, and 4595 for function across multiple devices. Designed for use with DC 900, 1100, 6000, and 7000 drum units to proper fit and function. Includes 4 cleaning units for routine maintenance and extended use. Helps maintain print quality by removing from drum surfaces. Suitable for regular printer maintenance to support consistent output and component longevity.