Premium C4913A (HP 82) Yellow Inkjet Cartridge fully compatible with the HP DesignJet 500, 500PS, 510, 800, 800PS, 815MFP, 820MFP, CC800PS. The use of compatible supplies does not void your printer warranty.
Premium CH565A (HP 82) Black Inkjet Cartridge fully compatible with the HP Designjet 111, 510, 800, 815, 820, Copier cc800ps. The use of compatible supplies does not void your printer warranty.