Konica Minolta A33K352/TN-512M Toner magenta, 35K pages/5% for KM Bizhub C 454 Toner Cartridge TN-512M - Magenta - Laser - 35000 Pages For: bizhub C-454, C-554. Compatible Printers: Konica Minolta Bizhub C 554, Konica Minolta Bizhub C 454, Konica Minolta Bizhub C 454 e, Konica Minolta Bizhub C 554 e.