The HP OfficeJet Pro L7550 uses remanufactured ink in four colors: black, cyan, magenta and yellow. The standard black is 88XL (C9396AN) at about 2,350 pages. Cyan 88XL (C9391AN), magenta 88XL (C9392AN) and yellow 88XL (C9393AN) each yield about 1,210 pages. The same ink also fits the OfficeJet Pro K550, OfficeJet Pro K5400 and OfficeJet Pro K8600. Same-day shipping on most orders.
