Dataproducts DPCR712 High Yield Remanufactured Toner Cartridge Replacement for Xerox Phaser 4510 Assembled in Mexico 100% satisfaction guarantee; expert technical support 1-year warranty; 100% performance guarantee; expert technical support: The use of this Dataproducts print cartridges does not void your printer's warranty Compatible Hardware: Xerox Phaser 4510, 4510/B, 4510/DT, 4510/DX, 4510/N, 4510/YB Page Yield: 19,000