Bently Nevada 129478-01 is a High DC Power Input Module. It is listed as obsolete by several suppliers, so it may be difficult to find new units. However, some suppliers may still have them in stock or offer refurbished models.

Bently Nevada 129478-01:

It is a high DC power input module, which means it is designed to convert AC power to DC power for use in industrial applications.

The specific voltage and current ratings of the module are not readily available online. You may need to consult the manual or data sheet for the module to find this information.