Welcome to the Lexmark T-612 product page. Here you can find information and pricing for your Lexmark 12A5845 Premium Compatible High-Yield Toner Cartridge 25000 Page-Yield. Easy online ordering of your 12A5745 Premium Compatible MICR High-Yield Toner Cartridge, 12A5845, 12A5745, 12A5849, 12A5840, can be completed from this page. Tonerprice.com backs all of our cartridges with our exclusive warranty. As always, we provide free ground shipping on orders over $75 within the contiguous United States from 5 warehouses nationwide.