HP W2120A (HP 212A) Black Toner Cartridge is designed to perform in the HP Color LaserJet Enterprise M554dn, M555dn, M555x; Color LaserJet Enterprise Flow MFP M578c, M578z, MFP M578dn, MFP M578f
HP W2121A (HP 212A) Cyan Toner Cartridge is designed to perform in the HP Color LaserJet Enterprise M554dn, M555dn, M555x; Color LaserJet Enterprise Flow MFP M578c, M578z, MFP M578dn, MFP M578f
HP W2122A (HP 212A) Yellow Toner Cartridge is designed to perform in the HP Color LaserJet Enterprise M554dn, M555dn, M555x; Color LaserJet Enterprise Flow MFP M578c, M578z, MFP M578dn, MFP M578f