The Brother LC 421XL ink cartridges offer an exceptional combination of high yield and quality, designed to meet the needs of both frequent and discerning users. With a duty cycle of 500 pages per cartridge, these XL cartridges provide a long-lasting printing solution, reducing the frequency of replacements and thereby offering greater convenience and cost-effectiveness. Utilizing original Brother ink, the LC 421XL cartridges ensure that every print is of high quality, from the first page to the last. Whether printing documents or photos, users can expect sharp, vivid outputs thanks to the advanced ink-jet technology. Moreover, these cartridges are specifically designed for seamless compatibility with a wide range of Brother printers, ensuring reliable performance and ease of use. With easy installation and replacement, the Brother LC 421XL cartridges are an ideal choice for anyone looking to combine efficiency with outstanding print quality.