Technical Support
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Converter selection
Size it right the first time.
Provide the shop power, motor horsepower, and load information needed to identify a suitable converter configuration.
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Phase converter sizing calculator
Select the load and enter the largest motor. The recommendation follows Phoenix’s published load multipliers and rounds up to a standard converter size.
Calculated starting point
- Selected load
- Sizing calculation
- Service check
The estimated converter demand exceeds 80 percent of the entered service capacity. Have Phoenix Support and a licensed electrician review the installation before ordering.
For larger or frequently cycled loads, ask Phoenix Support whether a DualZone or other staged-start configuration is appropriate.
Tell us about the load
The recommendation above is a starting point. Email your machine details and calculated result to have Phoenix Support review it before ordering.
Talk to a Phase Converter Engineer
📞 800-417-6568Free sizing help • Lifetime warranty • Made in USA • Mon–Fri 7AM–5PM MST