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It looks like ink 910/910XL. Enter your printer name HP OFFICEJET PRO 8020 on HP.com.
Sorry, there was a problem. Please try again later.The HP Officejet Pro 8020 printer uses the HP 910 or 910XL ink series. A manufacturing defect has been identified with select Cyan and Yellow cartridges. In order to ensure the quality of your prints, HP and its retail partners have pulled the products from the shelf. HP is working extremely hard on assisting with inventory recovery. If you have further questions the HP Customer Service team can help at https://support.hp.com or by calling (800) 474-6836.
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