G&G Non-OEM Toner Cartridge Replacement for Dell C5GC3 331-0777, Cyan OEM Part Number: 331-0777. Our alternative compatible laser toner cartridge to replace the Dell high yield 331-0777 / FYFKF cyan laser toner cartridge is Guaranteed to produce the highest quality printouts for your Dell laser printer. Our alternative cartridges are 100% new cartridges manufactured by a manufacturer that has no affiliation with Dell*. Manufactured to the highest performance and quality standards, delivering optimal prints, our compatible replacements for the Dell 331-0777 / FYFKF are an excellent choice over costly brand-name 331-0777 laser toner cartridges and Supplies. Use of our compatible replacement for 331-0777 laser toner cartridges does not void your printer's warranty. Replaces the following Dell part numbers: FYFKF, 331-0777, PDVTW. You can depend on our compatible alternative to replace Dell 331-0777 / FYFKF toner cartridge All of our replacement toner cartridges are compatible with Dell laser printers and contain a toner management computer chip system that works with Dell Printers**, which helps the cartridge communicate more effectively with your computer. Note: Special Return Policy applies on this product.