Tsunami2 TSU-PNP Board Style for ALCO Diesel – #678-885015

The TSU-PNP is a universal factory board replacement sound decoder suitable for use in many manufacturer’s models such as those made by Atlas, Athearn, and InterMountain Models. It is suitable for a wide variety of models from HO to S scale, and includes a connector to easily add a CurrentKeeper (P.N. 810140) to maintain performance over dirty track and switches.