Save even more with our 2 pack of professionally remanufactured replacements for HP 54 CB334AN High Yield Black Inkjet cartridges. These LD remanufactured CB334AN HP 54 high-yield black inkjet cartridge replacements are original Hewlett Packard CB334AN ink cartridges which have been through one cycle of service and have been recharged. These LD remanufactured CB334AN ink cartridges have been thoroughly cleaned along with the printhead nozzles. Following the cleaning process, we refilled the cartridge with a professionally manufactured ink formula that is designed to produce vibrant and long-lasting prints comparable to HP. After carefully inspecting the shell for leakage and monitoring the electrical circuitry for efficiency, we put the cartridge through a final print test to be certain it is worthy of our 100% money-back guarantee. Our remanufactured ink cartridges are not remanufactured by HP. This combo set works with the following HP Printers DeskJet F4135, F4140, F4150, F4172, F4180, F4185, FAX 3180, OfficeJet J3608, 3625, J3635, J3640, J3650, and J3680.