These printers use the C9471A cartridge:
Click On a Printer to View it's Cartridges


          HP DesignJet Z-6100
          HP DesignJet Z-6100 PS 42 IN. WideFormat
          HP DesignJet Z-6100 PS 60 IN. WideFormat
          HP DesignJet Z-6100-42 IN. WideFormat
          HP DesignJet Z-6100-60 IN. WideFormat