My own shop uses: https://www.phasetechnologies.com/products/phase-converters/phase-perfect https://www.phasetechnologies.com/products/phase-converters/... It'

My own shop uses: https://www.phasetechnologies.com/products/phase-converters/phase-perfect https://www.phasetechnologies.com/products/phase-converters/... It's nice because there's no motor to worry about maintaining and the machines can run at full power.