Lexmark 40X6247 is compatible in the following Printer Models:

Lexmark Multifunction Mono Laser

Lexmark MX310dn (7015-270)
Lexmark MX321adn (7017-276)
Lexmark MB2338adw (7017-278)
Lexmark MX321adw (7017-278)

Lexmark Multifunction Color Laser

Lexmark CX310n (7527-211)
Lexmark CX310dn (7527-231)
Lexmark MC2325adw (7529-081)

Lexmark Mono Laser

Lexmark MX310dn (7015-270)
Lexmark MX321adn (7017-276)
Lexmark MB2338adw (7017-278)
Lexmark MX321adw (7017-278)

Lexmark Color Laser

Lexmark CX310n (7527-211)
Lexmark CX310dn (7527-231)
Lexmark MC2325adw (7529-081)