LD Compatible Toner Cartridge Replacement for Brother TN750 High Yield (Black, 4-Pack) The Brother TN750 high yield cartridge replaces the TN720 standard yield cartridge Page Yield: 8,000 per cartridge | Shelf Life: 24-36 months per cartridge The use of LD replacement ink and toner cartridges does not void your printers warranty Our compatible replacements contain only new parts, including wiper blades, and other internal parts For use in the following Brother DCP, HL, and MFC printers: DCP 8110DN, 8150DN, 8155DN, HL 5440D, 5450DN, 5470DW, 5470DWT, 6180DW, 6180DWT, MFC 8510DN, 8710DW, 8810DW, 8910DW, 8950DW, and 8950DWT