Buy a Rotary Phase Converter With Confidence

Buying a phase converter is a long-term investment. Here is what separates a quality converter from a cheap one — and why it matters for your shop.

What to Look For

  • Lifetime warranty: A manufacturer who builds quality stands behind their product indefinitely. Phoenix Phase Converters offers a lifetime warranty on every unit. Avoid converters with 1-year or limited warranties.
  • Industrial-grade idler motor: The idler motor is the heart of the converter. It should be a NEMA-frame induction motor rated for continuous duty — not a rebranded consumer motor.
  • Factory capacitor tuning: Each unit should be individually tuned and tested at the factory for balanced voltage under load. Ask if the manufacturer does this — Phoenix does on every unit.
  • Made in USA: US-made converters use quality components, are easier to get parts for, and support US-based phone support with real engineers.
  • Phone support: Phase converter sizing is technical. You want a manufacturer with real engineers available by phone — not just a chatbot or ticket system.

Red Flags to Avoid

  • No warranty or 1-year limited warranty only
  • No phone support available
  • No information about the idler motor specifications
  • Unusually low prices with no explanation

Phoenix Phase Converters has been building converters in Phoenix, Arizona for over 50 years. Call (800) 417-6568 — our engineers will help you get the right unit for your application.

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Free sizing help. Made in Phoenix, AZ. Lifetime warranty.

Shop Phase Converters

(800) 417-6568

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Buying Guide — FAQ

Is Phoenix the right choice for a first-time buyer?

Yes — Phoenix is known for responsive phone support from real engineers. First-time buyers get free sizing help and installation guidance. Call (800) 417-6568 before ordering.

What is the lead time?

Most standard sizes ship within 1–3 business days. Larger or specialty units may take longer. Call for current availability.

Does Phoenix offer financing or payment plans?

Call (800) 417-6568 to discuss payment options for larger purchases.

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Questions? Talk to an engineer.

Free sizing help. Made in Phoenix, AZ. Lifetime warranty on every unit.

Shop Phase Converters

(800) 417-6568