VFDoctor — Diagnose. Replace. Run.

Drive Selection

Source Drive — Being Replaced

Target Drive — Replacement

Model Series

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Select source and target drives to begin

Choose both a source (existing) and replacement drive above to see the full terminal cross-reference.

Fault Code Lookup

Select Brand

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Select a brand to view fault codes

Choose a drive brand above, then search or scroll to find the fault code your drive is displaying.

Motor Nameplate Data

Voltage (V)

Full Load Amps (FLA)

Horsepower (HP)

RPM

Base Frequency (Hz)

Service Factor

Target Drive Brand

Target Drive Model

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Enter motor nameplate data and select a drive

Fill in the motor nameplate fields above, choose your target drive, and click Calculate to see the exact parameters to program.