Why not use 12 volts for your camper. 12v items are more and more available today . Microwaves, a/c , will require a generator /or shore power anyway. TV 's are 12 volt, lighting and most everything e...
Used to use my Roadtrek Motorhome (Class B)(it towed a trailer)(all I have is a trailer now so this is a legit post) as a portable office for my consulting business, used the inverter to run my printer.