SUNUNITEC 3YP17A X4E75A Ink Cartridge Printhead for 6000 7000 7300 7600 SeriesComplete printhead combo including one X4E75A black print head and one 3YP17A tri-color print head, designed for HP Smart Tank printer series. These brand-new replacement printheads work with Smart Tank 6000, 7000, 7300, and 7600 series printers, as well as select 660, 670, 720, 725, and 750 models. Each cartridge delivers up to 10,000 pages at 5% coverage with an upgraded chip that displays real-time ink levels. Not compatible with printers using M0H50A printheads such as GT5810, GT5820, or Smart Tank 310 and 410 models.UPC71