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Trusted Solar Power Solutions for Whyalla Homes & Businesses
CTI Solar is a family-owned and operated business based in Whyalla, serving the Eyre Peninsula and surrounding districts. With over a decade of experience, we specialise in delivering high-quality solar power solutions for domestic, commercial, and utility applications. Our team of CEC Accredited Electricians designs and installs systems using trusted components like Fronius, SMA, and Jinko, backed by comprehensive warranties including 5 years on workmanship, 10 years on inverters, and 25 years on panels. As a CEC Approved Retailer, we maintain rigorous quality control standards and offer end-to-end services, from initial consultation and design to installation, maintenance, and rebate assistance.

Our local expertise ensures prompt support and tailored solutions, with a commitment to transparency, customer satisfaction, and sustainable energy practices. We pride ourselves on handling every project in-house, providing free no-obligation quotes, and supporting the community through employment and partnerships.
Services
Solar Power Systems Electrical Services System Maintenance EV Charger Installation Utility Solar Projects Battery Storage Switchboard Upgrades Network Applications Rebate Assistance Design Consultation
Highlights and features
  • Local business employing Whyalla residents for over 10 years
  • 5-year workmanship warranty and 25-year panel warranties
  • CEC Accredited Electricians and Approved Retailer status
  • In-house design, installation, and maintenance services
  • Zero deposit finance options for solar and battery systems
Associations and certifications
  • Clean Energy Council (CEC)
What people say
Great value Professional installation Local support Significant savings Excellent service
Services
Solar Power Systems
We design and install custom solar power systems for homes and businesses using premium components like Fronius inverters and Jinko panels. Our systems include 5-year workmanship warranties, 10-year inverter warranties, and 25-year panel warranties. CEC Accredited Electricians ensure compliance with Australian standards and optimal system performance for long-term energy savings.
Battery Storage
Our battery storage solutions allow customers to store excess solar energy for use during peak hours or power outages. We install expandable systems with 12.8kWh to 19.2kWh capacity, compatible with existing solar setups. These systems reduce grid reliance and maximise self-consumption of renewable energy while maintaining safety and efficiency standards.
System Maintenance
We offer comprehensive maintenance and repair services for existing solar systems, including inverter replacements and panel repairs. Our team recommends biennial inspections to ensure optimal performance and identify potential issues. Regular maintenance extends system lifespan and maintains warranty validity for continued energy production reliability.
EV Charger Installation
CTI Solar installs residential and commercial EV charging stations compatible with major electric vehicle models. Our solutions integrate with existing solar systems for sustainable charging. We handle all aspects from site assessment to network approvals, ensuring safe, code-compliant installations that support the transition to electric transportation infrastructure.
Utility Solar Projects
We develop utility-scale solar farms across the Eyre Peninsula, managing projects from site selection to commissioning. Our expertise includes 6MW solar farm construction with 180 inverters and full electrical integration. These projects contribute to Australia's renewable energy targets while providing landowners with sustainable income opportunities through clean energy generation.
People
Jeremy Matters
Owner/Director
With over 10 years in the renewable energy sector, Jeremy leads CTI Solar's operations, ensuring quality installations and customer satisfaction. He oversees every project personally, leveraging his CEC Accreditation and local knowledge to deliver tailored solar solutions for Whyalla residents and businesses.
Questions
What solar services does CTI Solar offer?
CTI Solar provides residential, commercial, and utility-scale solar installations, battery storage solutions, system maintenance, EV charger installations, and complete design-to-commissioning services across the Eyre Peninsula.
Do you offer warranties on solar systems?
All installations include a 5-year workmanship warranty, 10-year inverter warranty, and 25-year panel warranty, with CEC Accredited Electricians ensuring quality compliance.
Can I get financing for solar systems?
Zero deposit finance options are available for solar and battery systems, with competitive terms to make renewable energy accessible for Whyalla homeowners and businesses.
How long does solar installation take?
Residential installations typically complete within 1-2 days, while commercial projects vary based on system size. The 6MW Whyalla Solar Farm required 4 days for major components.
Do you service existing solar systems?
Yes, we provide maintenance, repairs, and performance checks for existing systems, including inverter replacements and panel upgrades to ensure optimal energy production.
What areas do you service?
We operate across Whyalla, Eyre Peninsula, Flinders Ranges, and Tumby Bay, with local teams ensuring prompt service and support for all solar energy needs.