This is a compatible high yield black ink cartridge for the Brother LC401XLBK. It delivers up to 500 pages, ensuring reliable and consistent print quality. Designed to meet the same specifications and performance standards as the original Brother cartridges, this ink cartridge provides an economical alternative without sacrificing quality. Equipped with a smart chip, it allows you to monitor and track your ink levels efficiently. Backed by our 100% Quality Satisfaction Guarantee.