These printers use the TN315BK cartridge:
Click On a Printer to View it's Cartridges
          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