The Lexmark T634 Dtnf uses black toner in two sizes. The remanufactured 12A7362 is the high yield option at about 21,000 pages, and the remanufactured 12A7465 is the extra high yield option at about 32,000 pages. The same toner also fits the T632, T634dtn, and T634n. Free shipping on orders over $50 in the contiguous US.
Reg Price $149.99
$109.99
0.5¢ per page
Reg Price $169.99
$119.99
0.4¢ per page (best value: lowest cost per page in this color)