ALUMUINK 2-Pack HP 89X (CF289X) Black Toner Cartridges — Compatible with Laser Enterprise M507 & MFP M528 Series

Package contents: Two (2) new compatible HP 89X black toner cartridges (CF289X). Compatible models: Laser Enterprise M507n M507x M507dn M507dng MFP M528f M528dn Flow MFP M528c M528z Printer. Estimated page yield: 10,500 pages per Black toner cartridge (Letter/A4, at 5% coverage). ALUMUINK cartridges are designed with office air quality in mind and carry ISO 9001 certification for quality management and ISO 14001 certification for environmental management. These refined toner cartridges produce sharp text, bold Color, and crisp graphics while resisting fading, smudging, and bleeding. Easy to install and built for reliable, seamless compatibility with your printer and copier.