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Solar quotes in
Invercargill.

Invercargill gets less sun than the sunniest parts of New Zealand (about 1,680 sunshine hours a year), but solar still stacks up here — power prices are high enough that every unit you make yourself is worth having.

An Invercargill home could save around$1,350–$1,600/year*on power with a typical 6.6 kW system
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Invercargill — see your numbers, no obligation.

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Why solar works in Invercargill

Invercargill sees roughly 1,680 sunshine hours a year, and Southland produces about 1150 kWh of electricity per kW of panels annually — around the national average of 1261. A standard 6.6 kW rooftop system here generates roughly 7,590 kWh a year.

  • Cut your power billWith power near 31c/kWh in Southland, every unit you generate and use is money kept in your pocket.
  • Local sun, local installA vetted installer who knows Invercargill roofs and the local network handles everything.
  • Battery-readyAdd storage to run into the evening and through outages.
Est. yearly saving*$1,350–$1,600
Southland solar output1150 kWh/kW
System modelled6.6 kW
Sunshine hours1,680/yr

How it works

Three steps to your Invercargill numbers.

1

Tell us about your home

A few quick questions — about 60 seconds.

2

Free on-site assessment

A local Invercargill installer measures your roof and usage and works out your real numbers.

3

Clear quote & save

Honest numbers, no pressure. If it stacks up, you start saving.

Solar in Invercargill — common questions

How much can solar save in Invercargill?

A typical 6.6 kW system on an Invercargill home is estimated to save around $1,350–$1,600 a year, based on Southland solar output (~1150 kWh per kW of panels a year) and an average power price near 31c/kWh. Your exact figure is confirmed at a free on-site assessment.

Do I need consent to install solar in Invercargill?

For most standard rooftop installs you don't need building or resource consent — your installer handles any paperwork and the grid connection with your lines company. Heritage or unusual roofs are the main exceptions.

How much does solar cost in Invercargill?

Most residential systems land in a similar national range; the right size for your Invercargill home depends on your roof and power use. The assessment gives you an exact quote — and finance options that can make the monthly cost less than your current power bill.

Is Solar Alliance the installer?

No — we connect you with a vetted local installer serving Invercargill and arrange your free assessment. You deal with a real local team, not a call centre.

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