Brother Black Toner Cartridge - TN3170. To fit HL5240/5250DN/5270DN/5280DW. Page Yield - 7000.Compatible Printers: Lenovo LJ 3500, Lenovo LJ 3550, Lenovo M 7750 N, Brother HL-5200 Series, Brother HL-5270 DNLT, Brother HL-5280 DWLT, Brother HL-5250 DNLT, Brother HL-5250 DNHY, Brother MFC-8460 DN, Brother MFC-8860 N, Brother MFC-8670 DN, Brother HL-5270 DN2LT, Brother HL-5240 DN, Brother DCP-8065 DN, Brother MFC-8460 N, Brother HL-5240 DNLT, Brother HL-5200, Brother MFC-8870 DW, Brother HL-5240 L, Brother HL-5250 DN, Brother HL-5240, Brother HL-5280 DW, Brother HL-5270 DN, Brother MFC-8860 DN, Brother DCP-8060, Brother HL-3145, Brother HL-5240 Series, Brother HL-5250 Series, Brother HL-5270 Series, Brother DCP-8060 DN, Lenovo LJ 3500 Series