These printers use the C4906AN cartridge:
Click On a Printer to View it's Cartridges
          HP OfficeJet Pro 8000
          HP OfficeJet 8000 ENTERPRISE - A811A
          HP OfficeJet Pro 8000 Wireless
          HP OfficeJet Pro 8500
          HP OfficeJet Pro 8500 Wireless
          HP OfficeJet Pro 8500 A E - A910
          HP OfficeJet Pro 8500 Plus E - A910G
          HP OfficeJet Pro 8500 PREMIER
          HP OfficeJet Pro 8500 PREMIUM E - A910N