These printers use the 52106201 cartridge:
Click On a Printer to View it's Cartridges
          Okidata Okifax 4100
          Okidata OKIOFFICE 4 M
          Okidata OKIOFFICE 4 W
          Okidata OKIOFFICE 44
          Okidata OKIPAGE 4 W
          Okidata OKIPAGE 4 W Plus
          Okidata OKIPAGE 4100
          Imagistics 1100
          Lanier LanierFax 4050
          Lanier M 4050
          Mufax 1021
          PitneyBowes-Imagistics 1100