Amazon.com: SuppliesMAX Compatible Replacement for Kyocera Mita ECOSYS M5521CDN/M5521CDW/P5021CDN/P5021CDW Yellow Toner Cartridge (2200 Page Yield) (TK-5232Y) (TK-5220Y) : Office Products
Amazon.com: Kyocera 1T02R90US0 Model TK-5232K Black Toner Cartridge Compatible with ECOSYS P5021cdn, P5021cdw, M5521cdn and M5521cdw Laser Printers; Up to 2600 Pages Yield at 5 Percent Average Coverage : Office Products