Do it Wiser Compatible Toner for Oki B412 B432 B512 MB472 MB492 MB562-45807101 (Black - 3,000 Pages) Estimated page yield: 3,000 pages (at 5% coverage, depends on printer and usage) Compatible with OKI part number: Black 45807101 Compatible printer models: Oki B412dn, B432dn, B512dn, MB472dnw, MB492dn, MB562dnw. Our Do it Wiser smart toner cartridges are covered by a 1 year warranty against defects. Cartridges certified to work | ISO 9001 quality assurance | ISO 14001 environmental management | RoHS Lead Free 1 Black cartridge 3,000 pages. Oki<span class="a-text-bold"> </span>B412dn Oki B432dn Oki B512dn Oki MB472dnw Oki MB492dn Oki MB562dnw