Replaces the Following Manufacturer Numbers: Lexmark 40X0100. Compatible with the Following Printer Models: Lexmark T640, Lexmark T640DN, Lexmark T640DTN, Lexmark T640N, Lexmark T640TN, Lexmark T642, Lexmark T642DN, Lexmark T642DTN, Lexmark T642N, Lexmark T642TN, Lexmark T644, Lexmark T644DN, Lexmark T644DTN, Lexmark T644N, Lexmark T644TN.
