The Konica Minolta DR-512K Black Drum Unit (A2XN0RD) is a genuine OEM imaging drum designed for high-quality monochrome printing. It is compatible with Konica Minolta bizhub models such as the C224, C284, C364, C454, and C554 series. This drum unit ensures consistent and sharp black output, contributing to professional-quality documents. Its estimated page yield is approximately 120,000 pages at 5% page coverage, making it suitable for medium to high-volume printing environments