This is a high quality compatible Kyocera TK-510 Rainbow Pack Laser Toners compatible with the following printers:Kyocera FS Printers:Kyocera FS-5020, Kyocera FS-5025, Kyocera FS-5030, Kyocera FS-C5020, Kyocera FS-C5025n, Kyocera FS-C5030dn, Kyocera FS-C5030dtn, Kyocera FS-C5030hdn, Kyocera FS-C5030nAll four laser toners have a page yield of 8000.Using a compatible Laser Toner gives you excellent printout quality without the high prices! Images used are for illustration purposes only