This is a compatible replacement for the HP CF217A MICR (17A) black laser toner cartridge. Designed specifically for printing professional checks, this toner contains a special iron that ensures checks can be detected and processed by bank scanning systems. The cartridge delivers a standard yield of up to 1,600 pages, making it an economical alternative to expensive OEM cartridges. Our compatible toner is built with up to 85% new parts, including wiper blades and OPC drums, ensuring high-quality prints. The use of this compatible toner does not void your printer's warranty and is backed by a 100% Satisfaction Guarantee.