This product is either discontinued or we cannot get that from suppliers.
Epson C13T103392 Ink Cartridge, Extra High Capacity, Product Code 103, Ink Yield 815 pages (estimated page yield provided based on 5% coverage or at ISO 2471 pattern/normal), Suits Products Stylus Office TX600FW, Stylus Office T30, Stylus Office T40W, Stylus TX550W, Stylus Office TX510FN, Stylus Office TX610FW, Stylus Office T1100, Magenta Colour.
Epson DURABrite Ultra ink is ideal for general purpose printing. It lasts up to 120 years, is water and smudge resistant and produces ultra sharp detail on plain and specialty papers.