Color Toner Cartridge for Lexmark C540 with chip - Product - Toner Cartridge - OURWAY IMAGE TECH CO.,LTD.
Lexmark Toner recycling C540 C543 C544 C546 X544 X546 X548 C540H1KG Original Black 2500 Sides | Conrad.com
Amazon.com: Lexmark C540, C543, C544, C546, X543, X544, X546 Series High Yield Magenta Return Program Toner Cartridge (2,000 Yield), Part Number C540H1MG : Office Products