Bring an undervoltage feed back up to the motor nameplate. Enter your voltage in, voltage out, and full-load amps to size the unit.
Buck-Boost Transformer Calculator
Phase, voltages, capacity — get the exact unit. Buck-boost today; more transformer types coming to this tool.
1
Phase
Single-Phase
Most residential & light commercial services
Three-Phase Delta
3-wire delta system
Three-Phase Wye
4-wire wye system
2
Input voltage (measured)
volts
Type what your meter reads. Supported 95–600V — anything else, request a quote.
✔ Recommended for your application
Sizing uses the correction winding only. Verify load current against the equipment nameplate and install per the included wiring diagram and applicable NEC requirements.