This semi-conductor (state of the art) unit modernizes and replaces the original relay type of past years. It is identical to original exterior appearance and dimensions and is plated in cadmium as original. Also includes authentic insulators and hardware. It is designed to continuously handle the maximum 20 ampere output of the original Ford DC third brush generator. It can be used on Model T and Negative Ground Ford DC third brush generators. Comes complete with all electrical hardware and instructions for use. This is a genuine Nu-Rex product.
If you are considering a new Cut-Out for your Model A, check out the "When It Comes To Cut-Out's, Heat Sink Makes A Difference" article within the Technical Information section.