The HP 824A LaserJet Image Drum Black Ink Cartridge is suitable for A3-formatted materials such as spreadsheets, posters, CAD drawings and marketing collateral.Thanks to the cartridge's Smart Printing Technology and a yield of up 23,000 pages, you can always rely quality prints each time. The 824A LaserJet Image Drum Black Ink Cartridge is compatible with HP Colour LaserJet CP6015 and HP Colour LaserJet CM6040 MFP printers.