An exciting market where WhisperPower is involved with, is the world of temperature sensitive cargo transportation. There are several way to keep products below freezing level or just cold, most common is to install a diesel powered refrigeration unit above the drivers cabin. For a large German food distribution company WhisperPower has developed an engine powered system to operate a standard 3kW 230V 50Hz refrigerator. This system makes the cold storage independent of charging during the night, the end-of-day temperature is still at the same level as in the morning, as a consequence the vehicle can be used in a more flexible way. The weight saving was another target – now more merchandise can be carried which improves the daily revenue.