These printers use the TN315Y cartridge:
Brother DCP 9050 CDN
Brother DCP 9055 CDN
Brother DCP 9270 CDN
Brother DCP L-8450 CDW
Brother HL 4140 CN
Brother HL 4150 CDN
Brother HL 4570 CDW
Brother HL 4570 CDWT
Brother MFC 9460 CDN
Brother MFC 9465 CDN
Brother MFC 9560 CDW
Brother MFC 9570 CDW
Brother MFC 9970
Brother MFC 9970 CDW