Lexmark
41X1231
is compatible in the following Printer Models:
Lexmark Mono Laser
Lexmark B2650dn (4600-830)
Lexmark MS621dn (4600-830)
Lexmark MS622de (4600-835)
Lexmark M3250 (4600-895)
Lexmark MS631dw (4602-680)
Lexmark MS632dwe (4602-685)
Lexmark M3350 (4602-695)