Drum unit is designed for use with Brother HL-L2350DW, HL-L2390DW, HL-L2395DW, HL-L2370DW, MFC-L2710DW and MFC-L2750DW. It is part of a complete intelligent printing system to provide superior quality. Use only Brother Genuine replacement cartridges for superior results. Drum unit yields approximately 12,000 pages.