Brother MFC-7420 Toner Cartridges

The Brother MFC-7420 uses black TN-350 toner, which comes in a standard size rated at about 2,500 pages and an extra high yield size rated at about 5,000 pages. The compatible DR-350 drum replaces the Brother DR-350 and is rated at about 12,000 pages. The same supplies also fit the MFC-7220, MFC-7820 and HL-2030.