Lexmark T640 T642 T644 Black High Yield Return Programme Print Cartridge Corporate ( 21000 Page Yield )

The Lexmark Toner Black High Capacity 64040HW is a replacement toner cartridge designed for Lexmark T640, T642 and T644 series printers. It delivers consistent black output and is intended for reliable installation and operation across supported models. This cartridge is not compatible with other Lexmark printer series and provides an estimated yield of up to 3000 pages according to manufacturer guidance.