Our Inkjet Cartridge replacements for the HP Deskjet 6543 cartridges are designed and manufactured by an ISO-9001 facility and match Genuine name-brand cartridges at a fraction of the cost. These HP Deskjet 6543 Ink Cartridges will provide optimal print quality and page yields. We've been selling products like compatible Deskjet 6543 Ink Cartridges for over 13 years and think you'll find great value in comparison to the OEM HP Deskjet 6543 supplies.