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Servicing your phase converter or troubleshooting an issue?
Find the replacement parts you need to maintain performance, reliability, and protection.
We offer essential components like capacitors, contactors, and filters designed to match American Rotary systems.
Not sure what part you need? Our team can help you identify the correct component for your specific unit.
Choosing the wrong component can affect performance or damage your equipment. Talk to our team and get the exact part you need.
Explore real installations, customer stories, and step-by-step guides from the largest phase converter video library on YouTube.
Watch how American Rotary power runs CNC machines, welders, farm equipment, woodworking tools, and more — all with clean, steady, reliable power built in the USA.
Our Advantages
In-stock equipment ships quickly so you can keep your operation running without delays.
American Rotary equipment is designed for real-world shop environments, with reliable components and proven performance.
From common applications to specialized setups, we stock a range of solutions ready to ship. If you don’t see what you need, we can help source it.
Choosing the right equipment matters. Our team helps you select the correct solution based on your application and requirements.
My old rotary phase converter gave 30 years of faithful service before it went up in smoke. With customers asking when I’d be operational, I researched every manufacturer and the choice was clear on American Rotary. First impression when it ... READ MORE
FAA Certified Machine Shop Owner
Very good company to do business with. The salesman Lenny treated me like I was a big company. I was shopping for a roto phase for my home machine shop. He had all the time in the world for me. ... READ MORE
Rodney Mears
A quick google search pointed me toward American Rotary. It wasn’t their website or their pricing but the number of videos and testimonials about the quality of their product and the great service. I wasn’t disappointed. I called on a ... READ MORE
Carl DiPaolo
I purchased this unit for a tenant in a commercial property that needed 3 phase power and the cost for the utility company to bring it in was significantly higher with much longer times to complete the project. The phase ... READ MORE
Matt Peace
I tried an inexpensive digital converter that made my machine motors very hot due to unbalanced power. A person I bought a milling machine from said he had an American Rotary and was very happy with the quality, so I ... READ MORE
Brad Everett
When I started, the garage had a single 120 V receptacle behind a shelf. Now, there (4) duplex 120A receptacles, (1) NEMA 16,20 A 240/120V with a DPDT switch to select voltages. 30A 50A 1 phase receptacles. Two 20A, one ... READ MORE
Raymond Jensen
I called in a talked to a representative told them I have a refrigeration unit I was looking to run 3 phase to, gave them the specs and was recommended the ADX 10. I ordered it super fast shipping got ... READ MORE
Jonathan Arrington
I had to move my workshop due to rent increases. The one I found didn’t have 3 phase. I found some cheap crappy digital shifter…didn’t work. Then I found American Rotary, they are the real deal! I am able to ... READ MORE
Mike Chinn
para todos los hispanohablantes America Rotary 100% recomendado fácil de instalar fácil de manejar fácil de cablear todo perfectamente gracias por su ayuda para poner en funcionamiento mi máquina edgebanding 3 Phase For all Spanish speakers, American Rotary 100% recommended. ... READ MORE
Neftaly Bustos Custom
Just got my ADX 5 up and running couldn’t be happier with my decision to purchase this excellent customer service and tech support. A++++++
... READ MOREMark Anderson
Absolutely love what american rotary does. Had a wonderful experience with their support team the phase converter we purchased and the transformer were supper easy to install definitely recommend buying from them. Customer service is 10/10
... READ MORECustom Machined Concepts | Andrey Girenko
American Rotary is an awesome company to work with, Mike was/is very helpful in answering my questions and getting me what I needed to get my shop ready for a new machine, giving me an option to either piggy back ... READ MORE
Charles Nelson
