This is a remanufactured replacement for the Epson T636100 photo black ink cartridge, designed to deliver optimal performance and high-quality prints. Manufactured in the USA, it uses a superior ink formula that ensures excellent color accuracy and fade resistance. The cartridge features a reset Epson ink level chip, allowing you to monitor ink levels and avoid interruptions during print jobs. Backed by our 100% Satisfaction Guarantee, this remanufactured cartridge offers a cost-effective solution for professional imaging.