WA’s Trusted Energy Partner

FY26 Is Here –Unlock Government Incentives for Solar & Battery Systems

Join numerous WA businesses and households transitioning to renewable energy with Westsun Energy

BioCina 1.3MW

Green Energy for Medical Manufacturing

25
Years Warranty
$2.3M
Total Savings Generated
98%
Customer Satisfaction
5,000+
Happy Customers
14
Years TRUSTED WA INSTALLER
$0
UPFRONT

Government Incentives & Financing Options

Commercial Solar Incentives –Saved up to $51,402 on Installation. This year only

Eligible businesses can access incentives under the Small-scale Renewable Energy Scheme (SRES), reducing the upfront cost of installing solar photovoltaic (PV) systems.

Claim Your Solar Incentive Now

Commercial Battery Incentives –Up to $18,600 in Federal Support

Under the Cheaper Home Batteries Program, businesses may be eligible for approximately a 30% discounton the upfront cost of installing small-scale battery systems (5 kWh to 100 kWh) . The discount is based on the battery’s usable capacity and the number of Small-scale Technology Certificates (STCs)it is eligible for, with a maximum of 50 kWh of usable capacity considered.

Get My Battery Quote

Power Purchase Agreements (PPAs) – $0 Costs for Solar

A Power Purchase Agreement (PPA)is a contract where a solar service provider designs, installs, owns, and maintains a solar PV system on your premises, andyou agree to purchase the electricity generated at a predetermined rate for a specified period . This arrangement allows businesses to benefit from solar energy without the upfront capital expenditure.

Explore PPA Options

Residential Battery Incentives –Save Up to $7,500

Homeowners can combine the WA Residential Battery Schemewith the Federal Government’s Cheaper Home Batteries Programfor substantial savings. Synergy customers may be eligible for up to $5,000, while Horizon Power customers can access up to $7,500in combined rebates.

Check Eligibility

Not Sure What You Need?

Complete our quick assessment to help us understand your energy needs and connect you with the right solutions.

RECENT PROJECTS

Explore our recent construction work that reflects our expertise and quality craftsmanship

Veolia 1MW+

Industrial Energy Upgrade

Metsos Outotec 100kW

Clean Power for Manufacturing

Western Power – 1.2MW

Battery Storage Integration

Who We Are

Westsun Energy, established in 2012, has been a leader in the renewable energy sector. With a management team accredited in the design and installation of both on- and off-grid solar power systems, we have built a reputation for excellence.

We pride ourselves on a culture grounded in safety, sustainability, and quality, which has earned us the trust of Tier 1 government agencies and leading private companies.

Experts in Commercial Solar Systems and Battery Storage Solutions