HP Printhead
CH638A
is compatible in the following HP Models:
HP Officejet Pro 8600 e-All-in-One Printer series - N9
HP OFFICEJET PRO 8600 E-ALL-IN-ONE PRINTER - N911A - CM749A
HP OFFICEJET PRO 8600 E-ALL-IN-ONE REFURBISHED PRINTER - N911A - CM749AR
HP OFFICEJET PRO 8600 PLUS E-ALL-IN-ONE PRINTER - N911G - CM750A
HP Officejet 7500A Wide Format e-All-in-One Printer series - E9
HP OFFICEJET 7500A WIDE FORMAT E-ALL-IN-ONE PRINTER - E910A - C9309A
HP Officejet 6500A e-All-in-One Printer series - E7
HP OFFICEJET 6500A E-ALL-IN-ONE PRINTER - E710A - CN555A
HP OFFICEJET 6500A PLUS E-ALL-IN-ONE PRINTER - E710N - CN557A
HP OFFICEJET 6500A PLUS E-ALL-IN-ONE PRINTER - E710N - CN558A
HP OFFICEJET 6500A PLUS E-ALL-IN-ONE PRINTER - E710N - CN575A
HP OFFICEJET 6500A REFURBISHED E-ALL-IN-ONE PRINTER - E710N - CN557AR