These printers use the 0261B001AA cartridge:
Canon Color imageRUNNER C-4080
Canon Color ImageRUNNER C-4080 F
Canon Color imageRUNNER C-4080 I
Canon Color imageRUNNER C-4580
Canon Color imageRUNNER C-4580 I
Canon ImageRUNNER C-4080
Canon ImageRUNNER C-4580
Canon ImageRUNNER C-4580 F