Linkyo replacement Brother TN-750, Brother TN-720 components are compatible with the Brother HL-5450DN printer. Linkyo replacement for Brother TN-750 toner cartridge is a high-yield version of TN-720 toner cartridge with an estimated yield of 8,000 pages (based on 5% coverage). It achieves greater print quality by maximizing printer performance. Additionally, it costs 70% less than original Brother toner cartridges.