Phasemaster® PI Rotary Phase Converter

Use our sizing charts to determine which Type PI phase converter model is right for your application. Remember, however, that the most important factor in proper sizing is the application for which your motor is used. Look at our application pages to find out more, or contact us for assistance.


All Phasemaster rotary phase converters can be tailored to meet your specific application needs with a wide range of accessories including.

Automatic controls enable remote monitoring of unattended or cyclical applications.

Disconnect switches provide simple and fast installation-2 wires in, 3 wires out.

Surge protectors safeguard converters from lightning or other surges.

Transformers handle special voltage requirements

Outdoor enclosures provide maximum weather protection in severe environments.

Product Literature
Cut Sheets & Dimensions
Installation and Operation Instructions
Connection Diagrams