Purchasing the manufacturers own toner cartridges has always been the best way of running a laser printer and the Canon C-EXV40 stays true to this. With a quality of print unbeaten in any of the alternatives available online and a 6,000 page estimated yield, you can be sure of getting the best from the Canon 3480B006AA.The genuine C-EXV40 mono laser toner cartridge is compatible with the Canon IR-1133A and all of the other printers you can find listed on this page.