Do it Wiser Compatible Toner for Ricoh SP C250DN Ricoh SP C250SF | 407539 (Black) &#9989; Compatible with part number: 407539 &#9989; For use in Ricoh SP C250DN and Ricoh SP C250SF &#9989; Our Do it Wiser smart toner cartridges are covered by a 1 year warranty against defects &#9989; Cartridges certified to work | ISO 9001 quality assurance | ISO 14001 environmental management | RoHS Lead Free &#9989; Estimated page yield: Black 2,000 pages (depends on printer and usage) 1 Black Cartridge 2,000Pages Ricoh SP C250DN Ricoh SP C250SF