This is a Compatible Lexmark 20K1402 HY Yellow Laser Toner Cartridge guaranteed to perform with Lexmark Laser Printers. It replaces the original Lexmark 20K1402 Laser Toner Cartridge. This high yield 20K1402 replaces the Lexmark 20K1402 and 20K0502 which are compatible with the C510 Series Printers. These cartridges are basically the same cartridges with different yields. The 20K1402 has an average cartridge yield of 6,600 pages. The compatible replacement 20K1402 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 20K1402 and offer high-quality printing results. Containing up to 60% new parts including OPC drums, wiper blades, and other internal parts, they are an economical alternative to expensive OEM 20K1402 Lexmark Laser Toner Cartridges and supplies, and offer big savings over brand-name 20K1402 Laser Toner Cartridges and supplies for your Lexmark C510 Series Printer. 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 20K1402 Laser Toner Cartridges and supplies. For use in the following printers C Series C510, C Series C510dtn, C Series C510n.