The Konica Minolta Toner TN-512 Cyan (A33K452 / TN512C) is a genuine OEM cyan toner cartridge designed for Konica Minolta bizhub C454, C554 and related colour multifunction printers. With a rated yield of approximately 25,000 pages at 5% coverage, this cartridge delivers dependable cyan output suitable for moderate to high-volume colour printing environments.