Lower your printing cost with our compatible Brother HL-8420 toner cartridges that are engineered with the same specifications as the original Brother cartridge. Our compatible Brother toner cartridges are economical and are designed following detailed product development protocols to ensure optimum print quality and proper page-yield. Shop with confidence as our toner cartridges for Brother HL-8420 printers has passed our testing process and is certified to produce fade-resistant and smudge-free print pages. We offer an incredible 1-year warranty and 100% customer satisfaction guarantee on all printer cartridges sold on our website. Every shopper will also receive lifetime customer support.