Genuine Konica Minolta Part - Estimated Yield 1,140,000 pages. Mfr Part # Konica Minolta DV612K A0TK03D. The item "Black Developer Unit Konica Minolta bizhub C652 C552 C452 652 552 A0TK03D DV612K" is in sale since Thursday, April 14, 2016.This item is in the category "Business & Industrial\Office\Office Equipment\Copiers\Parts & Accessories". The seller is "vegadistributor" and is located in Los Angeles, California. This item can be shipped worldwide.