This Compatible Panasonic KX-FA83 (KXFA83) Black Laser Toner Cartridge is guaranteed to perform with Panasonic FAX Laser Printers. It Replaces the original Panasonic KX-FA83 Fax Laser Toner Cartridge. The compatible replacement KX-FA83 Laser Toner Cartridges and supplies (also known as generic) are specially engineered to meet the highest standards of quality, reliability and exceptional yields that meet or exceed OEM (Original Equipment Manufacturer) standards for the KX-FA83 and offer high-quality printing results. Manufactured 100% Brand new in a ISO-9001 Certified Factory, they are an economical and sensible alternative to expensive OEM KX-FA83 (KXFA83) Panasonic Laser Toner Cartridges and supplies. The use of compatible replacement Laser Toner Cartridges and supplies does not void Printer Warranty.We offer a Two Year 100% Quality Satisfaction Guarantee on our Compatible KX-FA83 (Panasonic) Laser Toner Cartridges and supplies. For use in the following printers: KX Series KX FL511, KX Series KX FL541, KX Series KX-FL541, KX Series KX-FL511. LD Products is the exclusive reseller of LD Products brand of high quality printing supplies on Newegg.