Our compatible Canon ImageRunner 400N toner cartridges are a cost-effective alternative to genuine Canon cartridges without sacrificing print quality. Our compatible Canon toner cartridges will deliver the same clarity and readability as original Canon cartridges at a fraction of the cost. To certify that these discount toner cartridges for Canon ImageRunner 400N printers perform up to industry standards for excellence, we test every cartridge before shipment. Our comprehensive 1-Year warranty covers all aspects of the cartridge, including print quality, performance, and page-yield. We value our customers and guarantee your satisfaction with our products. In the unlikely event that you are not entirely satisfied with your purchase, we will replace the cartridge or provide you a refund."