These printers use the 3526C001 cartridge:
Click On a Printer to View it's Cartridges
          Canon IMAGECLASS X MF-1643 I II
          Canon IMAGECLASS X MF-1643 IF II
          Canon IMAGEFORCE 1643
          Canon IMAGEFORCE 1643 F
          Canon IMAGEFORCE 1643 P
          Canon ImageRunner 1643 I
          Canon ImageRunner 1643 IF
          Canon ImageRunner 1643 P