The standard capacity HP 912 magenta cartridge offers an estimated 315 prints in its life, making it most suited to homes or small offices where occasional prints are made. Thankfully the reduced size of the Hewlett Packard 3YL78AE is complimented with a lower price to compensate!You can use the 3YL78AE in a wide variety of top quality inkjet printers, including the HP OfficeJet Pro 8023. With pigment based magenta ink within and a body constructed with recycled plastic, there are many reasons to consider running your inkjet printer with the HP 912 magenta.