This genuine Epson T7891 cartridge contains even more ink than the high capacity black cartridge also available. With enough ink to provide you with an estimated 4,000 prints the Epson C13T789140 further lowers the cost of your printing habit. The T7891XXL original Epson cartridge does not just offer quantity, but quality as well. Filled with Epsons own DureBrite Ultra ink, the C13T789140 is instrumental in producing eye-popping prints that will last. Our Epson T7891 ink cartridge is fully compatible with the Epson WorkForce Pro WF-5110DW and all other printers mentioned on this page.