HP C6578D 970C COL 19MLThe HP C6578DN is a standard capacity tricolor inkjet print cartridge, rated for 450 pages at 15 percent coverage. This inkjet print cartridge is assembled for use in an assortment of HP inkjet printers, inkjet copiers and inkjet all-in-one machines. The C6578DN inkjet print cartridges contain a large portion of the elements needed for the inkjet print process. It has three reservoirs containing cyan, magenta and yellow inkjet inks and also incorporates the inkjet printhead. An electrical contact strip on the side enables communication between the inkjet printer and the inkjet print cartridge. The HP C6578DN continues to be widely used in large corporations and smaller organizations. Replacements are manufactured in large quantities by HP and are not difficult to locate.