✅【Compatible Printer】W9024MC toner cartridges compatible for HP Laserjet Managed MFP E40040 E40040dn E42540F printers. ✅【With Chip】W9024MC toner cartridge replacements are equipped with a chip and can be directly installed and used. ✅【High Yield】W9024MC compatible toner cartridges can print approximately 3100/9800 pages of black(5% A4 coverage), reducing the need for frequent replacement. ✅【High Performance】W9024MC toner has fine powder and will not cause harm to your machine. Its high blackness value, strong adhesion, clear and smooth printing can produce bright colors, clear lines, and provide stable print output quality, making it a professional-quality print. ✅【Clear Printing】W9024MC ink cartridges are carefully designed to provide strong printing fixation, high definition, low background dust and wide toner versatility, such as hospitals, schools, governments, enterprises, families, etc.