Green Loans in New Zealand: Powering Your Solar Journey
- Solar Hub
- Jul 1
- 2 min read

As more Kiwis embrace renewable energy, green loans have emerged as a practical way to tackle the upfront costs of solar power. These specialised financing options—offered by major New Zealand banks—make it easier than ever for homeowners to invest in solar panels, battery storage, EV chargers, and energy-efficient appliances.
Whether you're looking to future-proof your home or reduce your power bills, green loans are designed to support your journey to a more sustainable lifestyle.
What Are Green Loans?
Green loans are low- or zero-interest financial products that help fund environmentally friendly home upgrades. In New Zealand, these often come as mortgage top-ups or personal loans tailored for energy-efficient installations—like solar systems.
They remove one of the biggest barriers to going solar: upfront cost. Instead of paying everything at once, you can spread the investment out over several years while enjoying energy savings from day one.
Solar Green Loan Options from NZ Banks
Here’s a quick overview of what some of New Zealand’s biggest banks are offering:
Westpac – Greater Choices Home Loan
Interest Rate: 0% p.a.
Maximum Amount: $50,000
Term: Up to 5 years
Highlights: No establishment fees; early repayments allowed.
ANZ – Good Energy Home Loan
Interest Rate: 1% p.a.
Maximum Amount: $80,000
Term: 3 years
Highlights: Covers solar, EVs, insulation, heat pumps, and more.
BNZ – Green Home Loan Top-Up
Interest Rate: 1% p.a.
Maximum Amount: $80,000
Term: 3 years
Highlights: Funds solar, heating, insulation, EVs, and energy-efficient windows.
ASB – Better Homes Top-Up
Interest Rate: 1% p.a.
Maximum Amount: $80,000
Term: 3 years
Highlights: Requires 20% equity; covers solar, water heating, insulation, and more.
Kiwibank – Sustainable Energy Loan
Interest Rate: Variable (currently around 8% p.a.)
Term: 7 to 10 years
Highlights: Up to $2,000 in contributions over 4 years for loans over $5,000; no top-up fees.
Why Consider a Green Loan?
No Big Upfront Costs: Start your solar journey without draining your savings.
Lower Power Bills: Generate your own electricity and save from day one.
Home Value Boost: Energy-efficient homes are increasingly attractive to buyers.
Feel-Good Factor: Reduce your carbon footprint and support New Zealand’s clean energy future.
How to Get Started
Assess Your Needs – What solar system or upgrades are right for your home?
Get Quotes – Contact a trusted solar provider for a detailed quote.
Talk to Your Bank – Discuss if a green loan ssuits your needs.
Apply – Submit your loan application with required documents.
Install & Enjoy – Once approved, get your upgrades installed and start saving.
At Solar Hub NZ, we’re here to help you navigate the process—from selecting the right solar package to understanding your financing options. Green loans are a smart, future-focused way to bring renewable energy into your home.
Ready to make the switch? Contact us to get started with your free solar consultation today.
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