Troy MICR Laser Toner Cartridge - Alternative for HP C8543X - Black - 1 EachExperience secure, high precision MICR printing with the Troy MICR Laser Toner Cartridge, designed as a reliable alternative to HP C8543X. This black MICR toner is engineered for deep, machine readable MICR characters that meet the exacting standards required for checks and other secure documents. Built to support Troy MICR printers in the 9000, 9040, and 9050 series, as well as HP LaserJet 9000, 9040, and 9050 systems, this cartridge delivers