The Lexmark MX421ADE uses black toner in three sizes: the 56F1000 (standard, about 6,000 pages), the 56F1H00 (high yield, about 15,000 pages) and the 56F1X00 (extra high yield, about 20,000 pages). All three are compatible toner. A compatible 56F0Z00 drum is also available, rated at about 60,000 pages. The same supplies also fit the MX521ADE, MX521DE and MS421DN. Free shipping on orders over $50 in the contiguous US.
Reg Price $199.99
$109.99
1.8¢ per page
Reg Price $249.99
$169.99
1.1¢ per page
Reg Price $299.99
$199.99
1.0¢ per page (best value: lowest cost per page in this color)
