HP OfficeJet R40

HP C6195A Black Inkjet Cartridge
C6195A Black Inkjet Cartridge compatible with the HP Color Copier 110, 120, 140, 145, 150, 155, 160, 170, 180, 190, 210, 260, 270, 280, 290, OfficeJet G-55, G-85, G-95, K-60, K-80, R-40, R-80, T-45, T-65, OfficeJet PRO 1120 C, 1150 CSE, 1170, 1175, Photosmart 1215, 1218, P-1000, P-1100 XI. The use of compatible supplies does not void your printer warranty.

HP C6578DN (HP 78) Color Inkjet Cartridge
C6578DN Color Inkjet Cartridge compatible with the HP ColorCopier 180/ 190/ 280/ 290/ DeskJet 1180C/ 1220/ 3810/ 3816/ 3820/ 3822/ 6122/ 920/ 9300/ 930c/ 932c/ 935c/ 940/ 950c/ 952c/ 955c/ 959c/ 960/ 970/ 980/ 990/ 995. The use of compatible supplies does not void your printer warranty.

HP 51645A (HP 45) Black Inkjet Cartridge
51645A Black Inkjet Cartridge compatible with the HP Color Copier 110/ 120/ 140/ 145/ 150/ 155/ 210/ 180/ 190/ 280/ 290/ DesignJet 330d/ 350cd/ 430/ 450c/ 700/ 750c/ 755cm/ DeskJet 1000/ 1100/ 1120/ 1180C/ 1220/ 1600/ 61. The use of compatible supplies does not void your printer warranty.