This is an Ametek Vacuum Motor for your Cana-Vac 399, Cana-Vac 399A, Cana-Vac 399B, Cana-Vac GenX3, and Cana-Vac P399, 120 volt.This motor has sealed bearings in it so dust and dirt will not get into the system. This allows for a longer motor life. The...