Genuine original (OEM) product for use in machines - WorkForce Pro WF-C4810DTWFOEM Epson DURABrite Ultra 408L High Capacity Black Ink Cartridge C13T09K14010SKU: OEPST09K1GB£49.96PriceCall for availabilityColour:BlackPage Yield @5% A4Up to 2,200 PagesFor use in the following printers :Epson Workforce Pro WF-C4310DTWF | Epson WorkForce Pro WF-C4310DW | Epson Workforce Pro WF-C4810DTWF