The HP 56 Black Ink Cartridge is perfectly compatible with a wide range of printers including HP Deskjet 450, 5100, 5500, 5600, 5800, 9600, Officejet 4100, 4200, 5500, Photosmart 7100, 7200, 7300, 7600, 7700, 7900, PSC 1100, 1200, 1300, 2100, 2200, 2400 & 2500 Printers. For reliable and long-lasting ink cartridges, Hewlett-Packard's 56 is the choice to make.
