Lexmark 40X1331 is compatible in the following Printer Models:

Lexmark Multifunction Mono Laser

Lexmark X342n (7003-110)

Lexmark X204n (7011-215)

Lexmark X204n (7011-315)

Lexmark Mono Laser

Lexmark E238 (4511-000)

Lexmark E240 (4511-100)

Lexmark E240t (4511-100)

Lexmark E240n (4511-410)

Lexmark E340 (4511-600)

Lexmark E342n (4511-610)

Lexmark E342tn (4511-610)

Lexmark X340n (7003-050)

Lexmark X340 (7003-100)

Lexmark X203n (7011-200)

Lexmark X203n (7011-300)