STEVAL-IHM019V1 is a low power 3-phase asynchronous motor inverter demonstration board from STMicroelectronics. It has a 115 VAC to 230 VAC 50 Hz or 60 Hz input voltage range, 50 W total output power, high efficiency, 12-22 kHz switching PWM frequency, and EN61000-6-3 and EN61000-6-2 standards compliance. It can be used for water pumps for heating systems in single-family houses, high efficiency surplus water pumps, and high efficiency transfer pumps.