Produced using several original HP 89A parts, this remanufactured toner mixes these parts with high quality compatible components to offer an exceptional quality cartridge. With the same 5,000 page estimated yield of a genuine Hewlett Packard CF289A, you can introduce this remanufactured alternative into your office without affecting the work flow.Although we only supply remanufactured HP CF289A toner cartridges from our most trusted manufacturers, each unit comes with a full guarantee for your total satisfaction. Our remanufactured 89A is compatible with all the same great printers as a brand-new one, including the HP LaserJet Enterprise Flow MFP M528z.