Six ink colors and HP Jetexpress technology result in fast, unattended printing without compromising image quality. The 1 in. wide printheads with 512 nozzles per printhead lay down a wider ink swath compared with 240 nozzles in the HP Designjet CP series ink systems. Maximum quality print modes up to 1200 dpi help bring high-resolution images to production printing. Designed for HP Designjet 5000, 5000PS, 5500, 5500PS Dye Printheads and Printhead Cleaner, Indoor. HP-engineered to work as a modular ink system with HP 81 dye ink cartridges. Unrivaled print speeds, thanks to HP Jetexpress technology. Built-in smart chips monitor printhead operation and alert you when it"s time to replace. Yields 1,000 pages