These printers use the 6R1176 cartridge:
Click On a Printer to View it's Cartridges
          Xerox-Tektronix CopyCentre C-2128
          Xerox-Tektronix CopyCentre C-2636
          Xerox-Tektronix CopyCentre C-3545
          Xerox-Tektronix WorkCentre 7228
          Xerox-Tektronix WorkCentre 7235
          Xerox-Tektronix WorkCentre 7245
          Xerox-Tektronix WorkCentre 7328
          Xerox-Tektronix WorkCentre 7335
          Xerox-Tektronix WorkCentre 7345
          Xerox-Tektronix WorkCentre 7346
          Xerox-Tektronix WorkCentre Pro C-2128
          Xerox-Tektronix WorkCentre Pro C-2636
          Xerox-Tektronix WorkCentre Pro C-3545
          Xerox CopyCentre C-2128
          Xerox CopyCentre C-2636
          Xerox CopyCentre C-3545
          Xerox WorkCentre 7228
          Xerox WorkCentre 7235
          Xerox WorkCentre 7245
          Xerox WorkCentre 7328
          Xerox WorkCentre 7335
          Xerox WorkCentre 7345
          Xerox WorkCentre 7346
          Xerox WorkCentre Pro C-2128