Q-Connect HP CP4520/4525 Toner Cartridge Black CE260A For high quality toner that doesn't leave you penniless, replace your HP branded cartridge with an Q-Connect alternative. Designed to fit easily into your machine, it will function just as well as higher cost equivalents. Using particles of premium quality black toner, these cartridges produce even coverage, a glossy finish and intense colour that lasts. This cartridge is compatible with the HP Colour LaserJet CP4520 and 4525. It's packed with enough black toner to print up to 8,500 pages.