Compatible Okidata OKI 42127401 42127402 42127403 42127404 2 Black 1 Cyan 1 Magenta 1 Yellow Toner Cartridge for C5100 C5200 C5300 C5400 C5450 Alternative to OEM, comes with ONE YEAR WARRANTY from the date of purchase against manufacturer defects. Page Yield: Black Cyan Magenta Yellow 3000 pages at 5% coverage on Letter/A4 paper. This replacement Toner cartridge is built to ISO9001 and ISO14001 Factory Standards. Compatible with Okidata C5100, C5100n