This item is compatible with the following printers: HP 6ZC72AE, HP 934, HP 934XL, HP 935, HP 935XL, HP C2P19AE, HP C2P20AE, HP C2P21AE, HP C2P22AE, HP C2P23AE, HP C2P24AE, HP C2P25AE, HP C2P26AE, HP F6U78AE, HP OfficeJet 6820, HP OfficeJet Pro 6230 ePrinter, HP OfficeJet Pro 6830 e-AiO, HP X4E14AE