Community solar and EV pioneer, and solar yachting sailor, Stuart Watson, sailed out to Lord Howe Island to check on the solar panels he installed over a decade ago, and the solar farm now powering the island.

A new project will harness a growing fleet of household electrical devices to help reduce demand on the electricity grid at peak times and reduce the overall cost of energy.

Locals in the WA regional town who only had 12 months to electrify are now saving up to 59 per cent on their energy bills.

Household batteries might not make sense for many consumers in the southern states but Queensland is a different story.

The energy market operator predicts increased household electricity consumption will be offset by more rooftop solar and energy efficiency.