heat pump

If you ever wondered how an electric car creates heat for the cabin in the winter, then this video should be of interest to you. Is it worth having a heat pump in an electric car? What is a PTC Heater? There are three general types of heating in an electric car and in this video, I give a brief...

Can anyone approximately quantify how much having a heat pump in a BEV will help in seasonal areas where winter temps will be below freezing for 4-5 months of the year? Not just "they're good" or "they help", but any idea of how much power they save per hour of cabin heating, or a percentage...