The Xerox Phaser 7800 DN laser toner cartridge from LD Products is a 100% brand new compatible laser toner that is Guaranteed to meet or exceed the print quality of the OEM (Original Equipment Manufacturer) Xerox 106R0156 Series laser toner cartridge. Purchasing our Xerox Phaser 7800 DN laser toner is an excellent way to save money without sacrificing quality. Our Xerox Phaser 7800 DN laser toner cartridge has a '100% Quality & Satisfaction Guarantee'. The use of our compatible laser toner for the Xerox Phaser 7800 DN does not void your printer's warranty. OEM laser toner cartridges are also available for your Xerox Phaser 7800 DN printer.