Premium C9361WN (HP 93) Tri-Color Inkjet Cartridge fully compatible with the HP DeskJet 5420, 5440, 5442, 5443, DeskJet D4100, D4145, D4155, D4160, Photosmart 7850, C3100, C3140, C3150, C3180. The use of compatible supplies does not void your printer warranty.