…using powerful generators and suitable batteries
Power on board is a true luxury, and it needs to be available (in ample quantities) at all times. Do you want to use (ideally all at the same time) your laptop, TV, air conditioning, coffee machine, refrigerator, freezer and the oven? This is not a problem with a diesel-electric drive system from Fischer Panda. Using powerful generators and a suitably sized battery bank - "Power in abundance"- is available. All the domestic electrical consumers are supplied with 230 volts AC pure sine wave via an inverter.
A power supply - just like you would expect at home