Lexmark
40X7840
is compatible in the following Printer Models:
Lexmark Multifunction Color Laser
Lexmark CX310n (7527-211)
Lexmark CX310dn (7527-231)
Lexmark CX410e (7527-415)
Lexmark CX410de (7527-436)
Lexmark CX410dte (7527-436)
Lexmark Color Laser
Lexmark CX310n (7527-211)
Lexmark CX310dn (7527-231)
Lexmark CX410e (7527-415)
Lexmark CX410de (7527-436)
Lexmark CX410dte (7527-436)