Each genuine 055H in this range of Canon toner cartridge contains more than twice as much toner as the standard capacity 055 also available, including this magenta unit. With an estimated yield of 5,900 prints the Canon 3018C002 offers a very low cost per page and is the most economic magenta available for your i-SENSYS colour laser printer.Containing nothing but the finest, top-quality Canon components, the 055H magenta toner cartridge is a joy to use from the moment it is installed. This original Canon 3018C002 magenta toner cartridge is compatible with several printers, including the i-SENSYS MF742Cdw.