Toner is the lifeblood of so many printers, Xerox and other manufactures. Xerox has toner for non-Xerox printers. These cartridges are available for many HP and Brother Printers with the Xerox quality and reliability you have come to trust. Xerox has a long history with laser printing and toner technology. In fact, Xerox invented the toner technology more than 70 years ago.