Lexmark 78C1XK0 Extra High Yield Black Toner Cartridge is designed to perform in the Lexmark CS421dn, CS521dn, CS622de, CX421adn, CX522ade, CX622ade, CX622de, CX625ade, CX625adhe
Premium 78C1XK0 Extra High Yield Black Toner Cartridge fully compatible with the Lexmark CS421dn, CS521dn, CS622de, CX421adn, CX522ade, CX622ade, CX622de, CX625ade, CX625adhe. The use of compatible supplies does not void your printer warranty.