Canon X25 Toner Cartridge (MF5530/MF5550 Multifunctions, 8489A001)  Product Description: Laser Toner Cartridge for Canon MF5550 Multifunction PrinterAmazon.com Product Description: Canon recommends genuine name-brand consumables for the best quality print jobs, and this sturdy cartridge fits the bill. The X25 cartridge is designed to work with Canon ImageClass laser multifunction machine models MF5530 and MF5550. The expected lifetime is approximately 2,500 pages. Once you pop the no-mess cartridge into place, you can start printing, as installation is quite simple. Canon provides a limited lifetime warranty in case of defect.