This is a compatible Xerox 113R00712 high yield black laser toner cartridge designed for use with the Xerox Phaser 4510 laser printer. It delivers up to 19,000 pages, providing an economical alternative to the original Xerox toner cartridge. The cartridge is fully assembled with new drum, smart chip, and other internal components to ensure reliable performance and high-quality printing results. The use of this compatible toner cartridge does not void your printer's warranty. We offer a 100% Quality Satisfaction Guarantee on our compatible Xerox toner cartridges.