The surprisingly high capacity genuine Ricoh 841818 contains enough yellow toner powder to grant you an estimated 18,000 prints. This high yield means that your cost per page is very low for an original Ricoh yellow toner cartridge, making the 841818 quite an anomaly in the industry.Each of these Ricoh 841818 toner cartridges is compatible with a wide range of four-colour laser printers including the Aficio MPC3004SP. As the manufacturer, Ricoh offer a full warranty for the 841818 directly, meaning this purchase of a high quality yellow toner cartridge comes completely risk free.