The HP 963 cartridges are suitable for various HP OfficeJet printers. Keep in mind that not every OfficeJet printer supports the 301 cartridge line. You can read in the product text of the cartridge if your printer is suitable. You can find a list with suitable cartridges here. Did multiple colors run out? Choose a combo pack. There are also HP 963X cartridges. These have more content and are more affordable than regular cartridges.