The Panasonic KX-MC6040 laser toner from LD Products is a professionally remanufactured laser toner cartridge that is Guaranteed to meet or exceed the print quality of the OEM KX-FATK509, KX-FATC506, KX-FATM507 and KX-FATY508 toner cartridge. Our Panasonic KX-MC6040 remanufactured laser toner has new internal parts including OPC drums and wiper blades. Purchasing our Panasonic KX-MC6040 laser toner is an excellent way to save money without sacrificing quality. Our Panasonic KX-MC6040 laser toner cartridge has a '100% Satisfaction Guarantee'. The use of our remanufactured laser toner for the Panasonic KX-MC6040 does not void your printer's warranty.