Electric heaters work by converting electricity into heat.
12v electric heater for campervan.
However it might not be for those that want to heat up their entire rv.
This heat is released through the open vent with the help of a blower.
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The portable rv heater is also for those that want to save on energy bills and power because this unit can be used in an area where they want the heat to focus.
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These are powered by 12 volt dc connections and can run on your house battery.
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One solution is to install a water tank with a 12 volt powered heating element and connect that element to a campervan power inverter.
Unfortunately there does not yet seem to be any option for a 12v electric heater so you will need to have an inverter with a peak output capable of running your chosen heater.
Most come with built in thermostats although a programmable timer can also be purchased to program the heater to come on at different times of the day.
Essentially an electric current passes through a resistor which converts electricity to heat.
This will convert ac 110 or 240 volt to dc 12 or 24 volt for a 12v water heater system.