For deeper, better blacks with your Hewlett-Packard inkjet printer, trust the original HP 27 Black Ink Cartridge. This high-quality cartridge is compatible with the HP OJ 4215, 4219, 4252, 4255, 6110, 6110xi, 6110v, PSC 1210, 1210xi, 1210v, 1215, 1217, 1219, DJ 3650, 3650v, 3845, 3550, 3550v, 3420, 3425, 3450, 3320, 3325, 3745, 3845, OJ 5605 and 5610 inkjet printers.