This is a genuine black drum for HL-5240. Its capacity is about 25000 prints based on 5% coverage of A4 page format.Compatible Printers: Brother DCP-8060 DN, Brother HL-5240 Series, Brother HL-5270 Series, Brother HL-5250 Series, Brother HL-3145, Brother MFC-8860 N, Brother HL-5280 DW, Brother HL-5240 L, Brother HL-5240 DNLT, Brother HL-5250 DN, Brother HL-5280 DWLT, Brother MFC-8870 DW, Brother DCP-8060, Brother HL-5270 DNLT, Brother MFC-8670 DN, Brother HL-5250 DNLT, Brother HL-5270 DN2LT, Brother HL-5270 DN, Brother DCP-8065 DN, Brother HL-5250 DNHY, Brother MFC-8460 DN, Brother HL-5240, Brother HL-5240 DN, Brother HL-5200, Brother MFC-8860 DN, Brother MFC-8460 N, Brother HL-5200 Series, Lenovo M 7750 N, Lenovo LJ 3500 Series, Lenovo LJ 3500, Lenovo LJ 3550