TROY 0282040001 37A MICR Toner Secure, Alternative for HP CF237A, Black

This unit is the MICR version of the HP CF237A toner cartridge. This MICR toner bleeds red upon chemical alteration. The cartridge yields 11,000 pages with 5% coverage. TROY MICR toner is the highest quality MICR toner available and is the only toner HP endorses. TROY MICR Toner will not void your HP warranty.