The Original Ink Cartridge set for HP DesignJet printers includes HP 738B Black (498P2A), HP 738 Cyan (498N5A), HP 738 Magenta (498N6A), and HP 738 Yellow (498N7A), each with a 130ml capacity. These genuine cartridges are engineered to deliver precise color reproduction and consistent print quality, making them ideal for technical drawings, posters, and detailed graphics. Designed for smooth compatibility with HP DesignJet systems, they provide reliable performance, reduced downtime, and long-lasting results. Using original supplies helps protect your printer while ensuring professional-grade output every time.