Alot of people go big on stand-by output, which I don't understand. If the grid goes down, fuel will be a choke point and the less you need, the better. So go for efficency. You need to be able to run some lights, the computer, hot water heater, well pump and fridge and freezer and maybe the funrnace and not necessarily all at once.
I’m a long ways from an electrician. But as I understand it. Your generator runs at a constant rpm. As you load it up it requires more fuel to hold that steady rpm. During our power outages we only use what is necessary. We unplug everything we are not using. A lot of appliances use a little on standby. Hasbeen
