Epson* T603 UltraChrome K3* Compatible 220ml Ink Cartridges Epson* T603 UltraChrome K3* Compatible ink cartridges from JeTechInk™ Brand are a direct replacement to the OEM. Our Epson* compatible inks are going through rigorous quality process to ensure you will receive the best inks available. Our quality your peace of mind. These inks work great with the following Wide Format Printers: Stylus Pro 7800, Stylus Pro 7880, Stylus Pro 9800, Stylus Pro 9880, Stylus Pro 7880 Professional Edition, Stylus Pro 9800 Professional Edition, Stylus Pro 9880 ColorBurst Edition