Last updated March 2025
With cost-of-living hikes, investing in solar panels and battery storage systems remains one of the most effective ways to save on electricity bills. In 2025, green loans have become a vital financing solution for many Australian homeowners and businesses, allowing you to switch to renewable energy without large upfront expenses.
This 2025 update covers the latest trends in green loans, focusing in on solar and battery system installations.
What Are Green Loans?
Green loans are specialised financial products designed to fund environmentally friendly upgrades – such as solar panels and battery storage systems. They typically offer:
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Competitive interest rates
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Flexible repayment terms
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Fast approval processes for eligible projects
Explore all your solar financing options here.
Check what solar and battery rebates you’re eligible for here.
The 2 Key Trends in Solar and Battery Green Loans for 2025
1. More Low-Interest Green Loan Options
In 2025, more banks and financial institutions are offering green loans. Rates are more competitive and repayment terms more flexible. Key features include:
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No early repayment penalties
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Loan terms from 2 to 10 years
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Fast online applications and approvals
Popular lenders like CommBank, and several credit unions now provide tailored green loans.
2. Buy Now, Pay Later (BNPL) Options for Solar and Battery Systems
The rise of Buy Now, Pay Later (BNPL) options has extended into the solar market, offering short-term financing with no upfront costs. These plans suit homeowners wanting to avoid traditional loans while accessing renewable energy benefits.
Learn more about the benefits and risks of BNPL solar financing here.
Comparison Table of Green Loan Options for Solar and Battery Systems – 2025
| Provider | Loan Type | Interest Rate | Loan Term | Key Features | Eligibility |
| Plenti | Green Loan | From 6.39% p.a.* | 3 - 7 years | Flexible repayment options, competitive rates | Homeowners with good credit history installing solar/battery systems |
| Brighte | Green Loan | From 7.49% p.a.* | Up to 7 years | Fast approval, no early repayment fees | Australian residents installing solar or battery systems. Subject to credit assessment |
| CommBank | InstalPay (Interest-Free) | 0% | 1 - 5 years | No upfront costs. | Existing CommBank customers installing approved solar/battery solutions |
| Credit Unions & Regional Banks | Green Loan | Varies, typically starting from 6.5% p.a.* | Varies, typically up to 10 years depending on institution | Localised support, flexible terms | Eligibility depends on credit assessment and credit union membership. |
| BNPL | Buy Now, Pay Later | Varies depending on provider. | Typically 6 months – 2 years | No upfront costs Interest-free options (with promotional periods) Fast online approval and flexible repayments. | Australian residents installing solar or battery systems. Subject to credit assessment and provider terms. |
*Interest rates are indicative and may vary depending on credit assessment and lender policies.
Final Thoughts
Looking to install a solar or battery system in 2025? Green loans make financing more accessible than ever. With more lenders offering competitive terms and government incentives supporting renewable energy adoption, now is the perfect time to switch—no savings required.
✅ Compare your financing options
✅ Take advantage of available rebates
✅ Start saving on your energy bills today
IMPORTANT: This blog post is intended for general informational purposes only and should not be considered financial, legal, or tax advice. Information provided is believed to be reliable at the time of writing but may not be accurate, complete, or up to date. Consult a qualified financial advisor to assess your individual circumstances before making any financial decisions regarding solar or battery system financing.
