Our compatible Xerox Phaser 106R01379 / 106R1379 high capacity black laser toner cartridge is guaranteed to perform with your Xerox Phaser 3100MFP laser printer. Replacing the original Xerox Phaser 106R01379, our compatible replacement 106R01379 laser toner cartridges and supplies also known as generic are specially engineered to meet the highest standards of quality, reliability and exceptional yields that meet or exceed OEM Original Equipment Manufacturer standards and offer high-quality printing results. Containing new drum, smart chip, and other internal parts, they are an economical alternative to expensive OEM Xerox laser toner cartridges and supplies, and offer big savings over brand-name 106R01379 laser toner cartridges. While most competitors simply refill the toner cartridge and hope the drum and other key components last, we fully disassemble the toner cartridge and rebuild it to ensure the highest quality prints. Since we directly import these compatible Phaser 106R01379 laser toner cartridges from an ISO-9001 certified factory just like the genuine Xerox toners, we can pass the savings on to you. The use of compatible replacement laser toner cartridges and supplies does not void your printers warranty. Replaces lower yield 106R01378.We offer a Two Year 100% Quality Satisfaction Guarantee on our compatible Phaser 106R01379 laser toner cartridges and supplies. LD Cartridges are manufactured in an internationally certified ISO 9002 factory. LD cartridges come with a 100% Two Year money back guarantee and technical support. For use in the following printers Phaser 3100MFP/X, 3100MFP, 3100MFP/S.