Brand: IronHorse Item: Centrifugal switch Additional Information: Not compatible with MTR series motors For Use With: 56C frame 3600rpm IronHorse MTR2 series 1-phase AC motors Replacement: Yes IronHorse centrifugal switch, replacement. For use with 56C frame 3600rpm IronHorse MTR2 series 1-phase AC motors. Not compatible with MTR series motors.