HP LaserJet 4240n Toner Cartridges

The HP LaserJet 4240n uses one black toner in a standard capacity, rated at about 12,000 pages. Remanufactured options replace the HP Q5942A, also called 42A, and the HP 02-81135-001. The same toner also fits the LaserJet 4250n, LaserJet 4350n and LaserJet 4350dtn. Same-day shipping on most orders.