Ajax SP-29447-1 Mother Control Board is a replacement main PCB for Ajax-brand control systems, identified by the part numbers SP-29447-1 and SP29447-1. The item is listed as seller refurbished under the AJAX brand. Marketplace listings categorize it within HVAC and refrigeration equipment, indicating its use as the primary control board in compatible Ajax installations. This SP-29447-1 board serves as a targeted replacement for Ajax control configurations in suitable systems.
