HP OfficeJet K80 Ink Cartridges

The HP OfficeJet K80 uses compatible ink: HP 45 (51645A) in black, rated at about 1,100 pages, and HP 78 (C6578AN) in tri-color, rated at about 710 pages. Both are standard-capacity cartridges. The same supplies also fit the OfficeJet K80xi, OfficeJet K60 and OfficeJet G85. Same-day shipping on most orders.