L-ink brand compatible ink and toner cartridges have long been synonymous with quality and efficiency in the printing consumables industry. All of our L-ink brand cartridges go through rigorous quality control and testing, and are certified ISO14001 and ISO9001Our L-ink brand compatible black toner cartridge offers a more economical option to the BROTHER TN-315BK original cartridge, without sacrificing quality and performance. You can safely rely on L-ink brand cartridges to deliver true-to-life photos, rich laser quality text, and sharp images without the risk of bleeding or smudging. Compatible Printer list for L-ink TN-315BK toner cartridge:• HL-4570CDWT• DCP-9055CDN• DCP-9270CDN• HL-4140CN• HL-4150CDN• HL-4570CDW• MFC-9460CDN• MFC-9460DN• MFC-9465CDN• MFC-9560CDW• MFC-9970CDW• MFC-9970DW