Tn512 Konica Minolta Color Toner for Bizhub C454e C554 C554e - China Color Toner, Copier Color Toner | Made-in-China.com
Konica Minolta A33K332 TN512M Toner Cartridge Magenta bizhub C454 C554 C454e C554e - Sun Data Supply
Amazon.com: KONICA MINOLTA BIZHUB C454E Black Original Toner (27,000 Yield)
Amazon.com: MADE IN USA TONER Compatible Replacement for use in Konica Minolta bizhub C258, c308, c368, c454, c554, C454e, C554e Universal (TN-324K/C/M/Y, TN-512C/M/Y/K) (Black,Cyan,Yellow,Magenta, 4-Pack) : Office Products