HP PhotoSmart P1100xi Ink Cartridges

The HP PhotoSmart P1100xi uses two ink cartridges: a black and a tri-color. Compatible ink replacing the HP 45 (51645A) is the black, rated at about 1,100 pages. Compatible ink replacing the HP 78 (C6578AN) is the tri-color, rated at about 710 pages. The same supplies also fit the PhotoSmart P1100, PhotoSmart P1000xi, and PhotoSmart P1000. Same-day shipping on most orders.