The Brother LC3339XL Black Ink Cartridge is a high-yield cartridge designed for use with Brother inkjet printers. With its large capacity, this cartridge produces clear and sharp black text that is perfect for documents, reports and presentations. Printer Compatibility: BROTHER MFCJ6945DW,BROTHER MFCJ5845DW,BROTHER MFCJ5945DW,BROTHER MFCJ6545DW