Sizing batteries and solar panels

One of the first steps in planning the electrical system is figuring out what size battery and solar panels we need.

That depends on a few key factors, which will vary for everyone. In our case, they are:

  • Price: we are price-sensitive!
  • Level of luxury / number of appliances: we don’t want a TV, microwave, Air-condioning, hot water, etc. So our electricity needs are quite modest
  • Dependence on electricity: at the moment, we’d like to mix our fuel usage, so gas will be a big part of the mix: mostly for cooking and heating
  • How close to civilisation: we want to go wild, not stay in campsites with hookup power. That means we¬†want to go a long time on just the battery and solar power.

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