The Canon Unit-C1 is a high-capacity cassette feeding unit designed to expand the paper handling capabilities of imageRUNNER ADVANCE DX C5840i, C5850i, C5860i, and C5870i printers. By attaching directly to the main unit, it significantly reduces the frequency of refills, holding up to 2,450 sheets of standard 80 g/m² paper or up to 2,850 sheets when using lighter 64 g/m² stock. This unit offers great versatility for office environments, supporting a wide range of paper weights from 52 to 256 gsm. You can use it for various media types, including plain, recycled, color, and heavy papers, as well as bond, letterhead, and pre-punched A4 sheets. Measuring 620 x 660 x 251 mm and weighing approximately 29 kg, it provides a stable and robust foundation for high-volume printing tasks.