If you want to harness the power of the sun and generate your own renewable solar energy, Mercury Solar is for you. We'll look after you every step of the way from personalised quotes and a quality solar installation right through to after sales support - we know this can be a big decision. Mercury Solar is Trina Solar's preferred NZ installer.

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Solar savings

Try our clever solar calculator to see how much you could save by adding solar panels and what size system you might need. To get started let us know the orientation of your roof and how much your average monthly energy bill is. Easy!

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Tesla PowerWall

Tesla Powerwall is our latest storage solution providing energy storage for solar self-consumption as well as backup. 
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Solar for business

Looking at a solar solution for your farm or business? We can help.

Get in touch with our friendly solar team and they'll help you decide on a solution to suit your needs.
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When you buy a Mercury Solar package and fix your energy rates for 3 years you'll get a great buy back rate* of 12c per kwh. You’ll also get GEM for Solar, our handy online tool that delivers insights from your solar system. 


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*12c buy back dependent on lines company charges. Counties Network customers will receive 10.89c/kWh buy-back after Counties Network line charges are deducted. Terms and conditions apply. 36 month term and early termination fee apply.

GEM for Solar helps you track how much you...









As part of your Mercury Solar package you’ll get GEM for Solar! This clever online tool shows you in real time, how much solar power you’re generating, how much you’re using and how much money you’ve saved along the way. 


100% of our generation comes from renewable sources - hydro and geothermal. Join the movement with solar and take advantage of another clean green energy source, the sun.
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