Power Your Home.

Protect Your Future.

Get complete solar power solutions in Nelson, Tasman, Marlborough, and the West Coast with Esolar: your local experts in grid-tied and off-grid solar panel systems and installation.

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Expert advice.

Free quotes.

Award-winning service.

  • Group of six people standing in front of solar-powered vehicles, in front of a building with a sign that reads 'ESOLAR, Clean Energy, Made Simple.'

    Who is Esolar?

    Learn how Esolar has delivered expert solar panel design, installation, and service for homes, businesses, farms, and schools across Nelson, Tasman, Marlborough, and West Coast

    Learn more
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    Energy Loans

    Major New Zealand banks now offer low-interest green loans and mortgage top-ups for Esolar solar and battery systems in Nelson and Tasman, making solar energy upgrades more affordable and accessible.

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  • Colorful speech bubble cutouts with the words 'Question,' 'Answer,' and 'Question' displayed on a black surface.

    FAQs

    Find fast answers about Esolar solar panels, battery storage, off-grid systems, finance options, and installation in Nelson, Tasman, and the upper South Island—visit our FAQs for expert advice and detailed support.

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Complete solar solutions—designed, installed, and serviced —by Us.

We are passionate about the financial and environmental benefits of solar and renewable energy, and have installed over 3,000 solar power systems in New Zealand over the past 14 years—specializing in Nelson, Tasman, Marlborough, and West Coast. If you’re ready to escape rising power bills and generate sustainable energy from the sun, ESolar provides free site assessments, custom system designs, and obligation-free quotes to get you started.

An aerial view of a modern house with solar panels on the roof, a patio with outdoor dining furniture, and surrounding lush greenery and landscaping.

SOLAR POWER FOR YOUR HOME

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OFF-GRID PV SOLAR, HYDRO & WIND POWER

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SOLAR POWER FOR BUSINESS & FARMS

Why Esolar is the right choice for your solar power

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WE ARE SOLAR ENERGY EXPERTS

We're not plumbers or electricians who dabble in solar. Solar and alternative energy is all we do. We are technical experts, trained and qualified in the solar electric and DC (direct current) power industry, and because it's all we do, we do it really well.

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OUR EXPERIENCE MEANS WE GET IT RIGHT

We've installed well over 3,000 solar energy systems around New Zealand and Australia, so we know what works and what doesn't. Our experience means we can accurately assess your energy needs and design and install the right solar system for you.

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AWARD-WINNING SERVICE

Esolar has won awards for their exceptional on-grid and off-grid installations, as well as for being recognized as Partner of the Year by several renowned partners.

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THE BEST PRODUCTS FROM LEADING SUPPLIERS

We've been installing PV solar panels, batteries, mini-hydro and wind power generation systems since 2001, so we partner with only the most reliable suppliers. We source the very best products from around the world to ensure you get the optimal PV solar system.

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INDUSTRY LEADING WARRANTIES

Because we partner with trusted suppliers and use only the best solar electrical products, we give you industry leading warranties on every system we install. Our product warranties can be up to 25 years, so you can enjoy peace of mind that your solar power system will last.