How do home solar power systems work?

Got questions on how home solar systems work? Discover how the sun can power your home at different stages of the day with residential solar panels.

Watch the video below

Elements of the solar power ecosystem


How solar works


The sun

The free and infinite, renewable fuel that is the sun!

Solar panels

Convert sunlight into clean green DC electricity.

Main grid

When your system generates more electricity than your household uses, excess flows back to the grid, providing others with clean green energy. And you get credit from your power company.


Converts DC electricity into usable AC electricity.


Store the additional clean green solar energy you’ve produced during the day to use at night or during a power outage.

Electric vehicle (ev)

Charge your electric vehicle at home.

How much can solar save me?

There’s never been a more affordable time to invest in solar power for your home.
To see how much you could save with solar, choose the option that best represents your average monthly power bill.

Elke Chillwell

Grey Lynn, Auckland

We are powered by the sun

Donna + Derek Adams

Takanini, Auckland

James Hill family

Whatawhata, Waikato

Find out more about switching to solar

Want to learn more about home solar systems? Read about solar technology and its benefits through our buyer’s guide. Our team can also assess your home’s suitability for solar and provide valuable advice to determine the best solution for your specific situation.

Green home loans from leading banks

Take the hassle out of financing your solar system with green home loans. With many banks offering competitive rates, you can enjoy the benefits of solar power without the upfront investment. Our team of experts is here to guide you through the process and help you make the best decision for your home.

Sustainable energy loan

Westpac warm up

Green home loan top-ups

Better homes top up

building a green future

Good energy home loan

Affordable upfront costs

Spread out the cost of solar panel installation over time with a green loan, making it more accessible for homeowners.

Environmental sustainability

Invest in a clean and renewable energy source with solar panels, reducing your carbon footprint and supporting a greener future.

Cost savings on electricity bills

Generate your own electricity with solar panels, offsetting or eliminating monthly bills and saving on long-term energy costs.

Potential financial incentives

Take advantage of a low-interest home loan rate or top-up your home loan for customers wanting to increase the energy efficiency of their residential, commercial and agricultural property. Find a solar loan that matches your financial circumstance.

Installing Solar for a lighter, brighter future


With thousands of installs
we know solar.

When you go solar it pays to know your team. Lightforce prides itself on quality service provided by trained, expert installers. We’ll set you up with the perfect system for your property and ensure that your home and roof are protected from potential future issues.

  • Expert solar technicians
  • We protect your roof
  • No sub-contractors
  • Market leading products
  • Support for the life of your panels
  • 10 year Lightforce workmanship warranty

With branches up and down the country, going solar with Lightforce means you can be in our safe, experienced hands wherever you are in New Zealand.

Installing NZ wide

We have dedicated local hubs through out New Zealand with 100+ staff plus here to help you with your solar needs, wherever er you are. Get in touch with a team member near you.

  • Northland
  • Auckland
  • Waikato
  • Bay of Plenty
  • Wellington
  • Marlborough/Nelson
  • Canterbury
  • Tauranga

Find out more about Lightforce