Rhinotek Computer Product, manufacturer of the RHINOTEK brand computer products, is a leader in the computer consumables industry. Under the premium RHINOTEK brand, Rhinotek manufactures and markets OEM compatible toner and inkjet cartridges, ribbons, and copier and fax supplies. This cartridge is compatible with OEM part number 51626A for printers HP DesignJet 200 / DesignJet 220 / DesignJet 600 / DeskJet / DeskJet 400 / DeskJet 400L / DeskJet 420C / DeskJet 500 Series / DeskJet Plus / DeskWriter / DeskWriter 400 / DeskWriter 400L / DeskWriter 500 Series / DeskWriter C / FAX 200 / FAX 300 / FAX 310 / FAX 700 / FAX 750 / FAX 800 / FAX 900 / FAX 950 / OfficeJet / OfficeJet 300 / OfficeJet 330 / OfficeJet 350 / OfficeJet 750 / OfficeJet 900 / OfficeJet 950 / OfficeJet LX / Printer Copier Scanner 300 Series. For a complete compatibility list please refer to the original manufacturer's web site.