These printers use the TN115M cartridge:
Brother DCP 9040 CN
Brother DCP 9040 CN Color
Brother DCP 9042 CDN
Brother DCP 9045 CDN
Brother DCP 9045 CDN Color
Brother HL 4040 CDN Color
Brother HL 4040 CDW
Brother HL 4040 CN
Brother HL 4040 CN Color
Brother HL 4040 CDN
Brother HL 4040 CW
Brother HL 4070 CDW
Brother HL 4070 CDW Color
Brother MFC 9440 CN
Brother MFC 9440 CN Color - MFP
Brother MFC 9450 CDN Color
Brother MFC 9450 CDN
Brother MFC 9840 CDW
Brother SD 10 Y - HL-4050CDN