Try our generic brand of Ricoh 408312 Compatible Magenta Toner Cartridge. Our compatible, or generic, toner cartridge replaces the 408312 Magenta toner offered by Ricoh. This toner comes with a magenta toner formula, and is estimated to produce 12,000 pages at a 5% yield, per ISO standards. Our toner product will produce quality results just like the OEM toners, but at lower prices. This toner has a shelf life of 24-36 months, and will work with your compatible Ricoh printers. You can find a list of compatible Ricoh printers below. In addition, our toner cartridge will not void your printer warranty, and comes with a lifetime warranty and money back guarantee from the original purchase date.