Lexmark
12G4083
is compatible in the following Printer Models:
Lexmark Mono Laser
Lexmark W820 (4025-001)
Lexmark W820dn (4025-dn1)
Lexmark W820n (4025-n01)
Lexmark X820e (4025-n01,4036-501)
Lexmark X820fe (4025-n01,4036-501)
Lexmark X830e (4025-n02,4036-501)
Lexmark X832e (4025-n03,4036-501)