Compatible With: HP All-in-One Printers Color LaserJet CM4540, Color LaserJet CM4540f, Color LaserJet Enterprise CM4540fskm series of printers, and for HP Laser Printers Color LaserJet CP4025dn, Color LaserJet CP4025n, Color LaserJet CP4525dn, Color LaserJet CP4525n, Color LaserJet CP4525xh series of printers.