With an astounding 25,000 page yield and the low cost price this original Konica Minolta TN-321Y is the natural choice for the Konica Minolta Bizhub C284 and all other compatible printers. The custom made, specially formulated yellow toner powder within the Konica Minolta A33K250 results in print quality that will dazzle. The Konica Minolta A33K250 features a minimalist design that keeps the cost of the toner cartridge low and therefore reduces the end users cost per page. The lack of moving parts in the TN321Y increases the already incredible reliability of Konica Minolta toner cartridges and makes this unit all the more recommendable.