Toner cartridge delivers proven quality in your Sharp MX3050N, MX3550N, MX4050N, MX3070N, MX3570N, MX4070N, MX5050N, MX5070N, MX6050N and MX6070N. Enhance your print quality and savings with reliably, clean, sharp printing. Design offers consistent reliability and makes it easy to install the cartridge. Cartridge yields approximately 40,000 pages.