Off-Grid Solar in New Zealand: A Complete Guide to Going Off the Grid with Solar Power

April 15, 2025

Thinking about going off-grid in New Zealand? Whether you're building on rural land, living remotely, or simply out of reach of the national grid, this guide is designed to help you understand how off-grid solar works — and what it takes to get it right. From system components and regional design considerations to pricing, reliability, and maintenance, we cover everything you need to make an informed, confident decision about your energy future.

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Previous Articles by Zen

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There are as many answers to “why choose solar?” as there are solar users in New Zealand.

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There’s only so much you can do to make an existing home more energy efficient. To truly go carbon neutral and use less energy, sometimes you have to build an energy efficient home from scratch.

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GoodWe grid-tied and hybrid inverter range available through ZEN

With solar energy advancing and becoming more popular, we are seeing people very eager to explore greater options for their solar power systems. We are happy to announce that ZEN is now offering the full range from GoodWe, the world-leading PV inverter and energy storage solutions manufacturer. With GoodWe's broad product offering, there is definitely a solar inverter to meet all applications.

February 26, 2021
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Redback hybrid solar inverter and battery
Upgrade your existing solar system with Redback's new Smart Battery System

Had enough of watching your solar generation flow back to the grid and receiving next to nothing? Still sitting in the dark in power cuts, even though you already have a solar energy system?

January 21, 2021
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Solar panels on the roof of a farm and a Redback Hybrid Battery & Inverter in Northland.
Solar case study – Redback hybrid with batteries in Northland

Grant was clear about his goal: "Reduce his power bill and become as independent from the grid as possible". Within a few days of getting in touch with Grant, our team provided the optimal solution for Grant to meet his exact needs.

December 12, 2020
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A home with a solar panel on the front porch and a Redback Solar Inverter.
New Redback inverter range available now

Redback Technologies has just launched its latest generation of hybrid inverters - both single and three phase! ZEN Energy Systems, as Redback's New Zealand partner, is incredibly happy to announce that these latest release systems are now available in New Zealand - offering further enhanced capabilities from this market leading all-in-one hybrid solar and energy storage system.

October 21, 2020
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5 must-cover topics before choosing a solar battery system

Solar energy has definitely become more popular in New Zealand in recent years and there are a lot of options in the market for homeowners to choose from, especially when it comes to systems with solar batteries.

October 20, 2020
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An image of a LONGi Hi-MO4 technology on LONGi 370W solar panel.
New LONGi 370W solar panels now available in New Zealand

Earlier this year, LONGi launched their new 370W solar panel range, and we are very happy to tell you that we now have this latest technology available in New Zealand! Providing higher power, higher efficiency half-cut PERC solar technology at a better price point.

July 29, 2020
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LONGi Solar creates world record for mono-crystalline PERC solar module

ZEN Energy Systems’ solar panel manufacturing partner, LONGi Solar, has created a new World Record conversion efficiency for Mono-crystalline PERC solar modules. This is another exciting accomplishment to add to the many accolades already won by LONGi throughout its business history. As a world leading manufacturer of high-efficiency mono-crystalline solar cells and modules, LONGi Solar

October 14, 2019
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