Cincinnati Milacron 3-531-4389A Circuit Board

Cincinnati Milacron 3-531-4389A Circuit Board (also listed as 3-533-0810G) is a replacement printed circuit board designed for Cincinnati Milacron equipment. Product listings identify it as a Milacron circuit board and show an alternate reference to 3-533-0810G, suggesting it can support multiple Milacron controller configurations. In supplier listings, the part is often offered as refurbished, reflecting common service-market practice for Milacron PCBs. As a circuit board assembly, it serves as part of the machine’s control electronics, replacing failed or worn boards to restore control functions within Milacron machinery. To ensure compatibility, verify the exact Milacron model and controller family and match both part numbers—3-531-4389A and 3-533-0810G—against your service documentation or supplier catalog.