Most heat pumps where I live are inverter based and have a very gradual ramp-up, they also control the compressor according to the demand. Some heat pumps even

Most heat pumps where I live are inverter based and have a very gradual ramp-up, they also control the compressor according to the demand. Some heat pumps even have several inverters to control the compressor and the fans. One of my fridges has inverter based compressor too.