Own Brand HP LaserJet 90000 laser toner cartridge black 2389033. OEM: C8543X. This Q-Connect laser toner cartridge is manufactured to be compatible with selected HP LaserJet printers. Able to operate to the same levels and standards of production as a genuine branded HP consumable, this cartridge offers an impressive page yield of up to 30,000 prints. Create high quality image and text based documents time and time again with this economical, cost effective alternative cartridge. Contains quick drying, smudge resistant ink.