Lexmark #C540A1KG - Black Toner genuine
C540, C543, C544, X543, X544 Series color printers - Black Toner Cartridge (1,000 page yield) (Return Program)
Lexmark #C540A1YG - Yellow Toner genuine
C540, C543, C544, X543, X544 Series color printers - Yellow Toner Cartridge (1,000 page yield) (Return Program)
Lexmark #C540H1KG - HY Black Toner genuine
C540, C543, C544, C546, X543, X544, X546, X548 color laser printers - High Yield Black Toner Cartridge (2,500 Yield) (Return Program)
Lexmark #C540H1YG - HY Yellow Toner genuine
C540, C543, C544, C546, X543, X544, X546, X548 color laser printers - High Yield Yellow Toner Cartridge (2,000 Yield) (Return Program)
Lexmark #C540H2KG - HY Black Toner genuine
C540, C543, C544, C546, X543, X544, X546, X548 color laser printers - High Yield Black Toner Cartridge (approx. 2,500 page yield)
Lexmark #C540H2YG - HY Yellow Toner genuine
C540, C543, C544, C546, X543, X544, X546, X548 color laser printers - High Yield Yellow Toner Cartridge (2,000 page yield)
Lexmark #C540X31G - Black Developer genuine
C540, C543, C544, X543, X544 Seriescolor printers - Black Developer Unit (approx. 30,000 page yield)
Lexmark #C540X34G - Yellow Developer genuine
C540, C543, C544, X543, X544 Seriescolor printers - Yellow Developer Unit (approx. 30,000 page yield)
Lexmark #C540X71G - Black Imaging Unit genuine
C540, C543, C544, C546, X543, X544, X546, X548 Series Black Imaging Unit Kit (approx 30,000 page yield)