This printed circuit board voltage sensor is designed for use with Cummins/Onan OTIII models. It is an essential component for monitoring the voltage output of your generator and ensuring that it is running smoothly. The sensor is compatible with 50/60Hz and is easy to install. With its high-quality construction and reliable performance, this voltage sensor board is perfect for use in a variety of industrial and commercial settings. It is a must-have for anyone who wants to keep their generator running at its best. Order yours today and enjoy reliable, accurate monitoring of your generator's voltage output.