TN540 Genuine Brother Toner Cartridge, 3500 Page-Yield, Black Genuine Brother TN-540 black toner cartridge For use with Brother DCP-8040, DCP-8045D, HL-5140, HL-5150D, HL-5150DLT, HL-5170DN, MFC-8220, MFC-8440, MFC-8840D, MFC-8840DNYields 3,500 pages at 5% Coverage.