Brilliant 113R00712-BRL Xerox Black Toner Cartridge 19K Yield This Product is made to work with the following machines: Xerox Phaser 4510 B, 4510 DT, 4510 dx, 4510 N, 4510 yb Use of our compatible brilliant ink, toner and Drums will not void the manufacturer warranty of your printer, copier, fax or other hardwareitem. This brilliant Xerox 113R00712 is warranted to be free from manufacturing defects for a period of 6 months from your date of purchase. For more information regarding this or other brilliant Brand ink and toner products email US at supportatbrilliantinkandtoner.Com