Dataproducts DPCTN540 Remanufactured Toner Cartridge Replacement for Brother TN540 Assembled in Mexico 100% satisfaction guarantee; expert technical support 1-year warranty Compatible Hardware: Brother DCP-8040, DCP-8045D; HL-5140, HL-5150D, HL-5150DLT, HL-5170DN, HL-5170DNLT; MFC-8120, MFC-8220, MFC-8440, MFC-8440D, MFC-8440DN, MFC-8640D, MFC-8840, MFC-8840D, MFC-8840DN Page Yield: 3500