Brother Genuine ink produces sharp, professional prints that withstand the test of time. Superior inkjet print quality you can consistently rely on for up to 3,000 pages. LC3037BK XXL. MFC-J5845DW, MFC-J5845DW XL, MFC-J5945DW, MFC-J6545DW, MFC-J6545DW XL, MFC-J6945SW. Yields 3,000 pages. Super high yield. Black.