Trusted Solar Panel Installation in Adelaide

Choose a solar system matched to your electricity use, roof space and future energy needs. Energy Buster supplies and installs premium solar panels across Adelaide, supported by local advice, on-site assessment and warranties designed for long-term value.

  • Solar systems designed around your property and energy profile
  • Panel options with warranties of up to 40 years
  • Residential and commercial solar installation across Adelaide
  • Battery-inclusive systems – with battery warranties up to 20 years

  • Free on-site quote and system assessment

Request Solar Advice

Tell us about your property and current power use. We will help identify a suitable system size and product combination.

Choosing Solar Panels in Adelaide

The right solar system is not simply the largest system that fits on the roof or the lowest advertised price. A suitable design considers how much electricity you use, when you use it, available roof space, shading, switchboard requirements and whether you may add a battery, electric vehicle or other high-demand appliances later.

Energy Buster assesses these factors before recommending a system. This helps align the panel capacity, inverter and optional battery with the way your home or business actually uses energy.

Save on Bills

Lower Grid Electricity Use

A correctly sized system can reduce the amount of electricity purchased from the grid by producing power during daylight hours.

Guaranteed No Slavery Panels

Designed Around Your Usage

System size, panel layout and inverter selection are considered against your bills, roof and future energy plans.

40 Years Warranty

Long-Term Product Support

Selected panel options include warranties of up to 40 years, helping protect long-term system performance.

What Size Solar System Is Right for an Adelaide Property?

The right size depends on how much electricity the property uses, when it is used, the roof space available and plans for a battery, EV or business growth. Use these common sizes as a starting point, then we confirm the right size from your bills and an on-site assessment.

RESIDENTIAL

6.65 kW

Small home

  • 1 to 2 occupants
  • Minimal energy use
  • Limited roof space
  • Solar only

13.3 kW

Medium home

  • 2 to 3 occupants
  • Moderate energy use
  • Average roof space
  • Or a small home with a battery

19.95 kW

Large home

  • 3+ occupants, often with an EV
  • Large energy use
  • Ample roof space
  • Or a medium home with a battery

39.9 kW

Very large home

  • 5+ occupants, often with EVs
  • Well above average use, often all-electric
  • Large roof space
  • Or a large home with a battery
50 kWSmall business, often with a battery
100 kWMid-sized business with HVAC and refrigeration
200 kWLarger business trading outside daylight hours
500 kWLarge site with heavy plant or pumping
1,000 kWVery large or multi-building site

Rebate update: from 1 October 2026, business systems of up to 1,000 kW per electricity meter can be eligible for STCs, the federal upfront solar discount.

Not sure which size fits? Send us a recent power bill and we will recommend one.

Free on-site quote and system assessment. Sizes shown are general starting points only.

How Much Do Solar Panels Cost in Adelaide?

The installed cost of solar panels varies because every property and system design is different. The main cost drivers include:

System capacity: The number and wattage of panels and the inverter capacity.

Panel and inverter selection: Product quality, warranty coverage and system architecture affect the final price.

Roof and electrical conditions: Roof access, pitch, material, shading, switchboard condition and cable runs can change installation requirements.

Battery readiness: A hybrid inverter, battery installation or future battery preparation may change the system design.

Site-specific work: Metering, protection equipment or other electrical upgrades may be required.

Energy Buster provides a site-specific proposal rather than relying solely on an advertised package price.

How Much Can Solar Save?

There is no single savings or payback figure that applies to every Adelaide property. The result depends on:

• how much electricity the property uses
• how much of that usage occurs during daylight hours
• the size and orientation of the solar array
• shading and seasonal generation
• the electricity tariff and export rate
• whether a battery is installed
• future changes such as an electric vehicle, pool or electric heating

The most useful estimate starts with your recent electricity bills and a design based on the property. This allows projected generation and self-consumption to be compared with the proposed system cost.

Solar Rebates and Incentives in Adelaide

Several programs and retailer offers may reduce the upfront or ongoing cost of installing solar panels or battery storage. Eligibility, funding limits and offer terms vary, so each option should be confirmed for the property and installation date.

UPFRONT SOLAR DISCOUNT

Small-scale Renewable Energy Scheme (STCs)

Eligible solar installations create Small-scale Technology Certificates, or STCs. Installers commonly assign their value as an upfront discount in the quoted system price. The amount varies by system size, installation date and certificate value.

From 1 October 2026, the system size eligible for STCs increased from 100 kW to 1,000 kW per electricity meter, bringing larger commercial systems into the scheme.

Source: Small-scale Renewable Energy Scheme, energy.gov.au

LOCAL COUNCIL SUPPORT

City of Adelaide Sustainability Incentives

Eligible properties within the City of Adelaide council area may receive support for solar PV and switchboard upgrades. Funding caps, system-size limits and applicant requirements apply and should be checked before proceeding.

Source: City of Adelaide, cityofadelaide.com.au

BATTERY INCENTIVE

Cheaper Home Batteries Program

Eligible households and small businesses may receive an upfront discount on qualifying batteries connected to new or existing rooftop solar. The program is delivered through the SRES and is generally applied by the installer.

Source: Clean Energy Regulator, cer.gov.au

ONGOING RETAILER OFFERS

Feed-in Tariffs and VPP Offers

Electricity retailers may offer different feed-in tariffs, plan incentives or Virtual Power Plant benefits such as bill credits. Offers should be compared based on total plan costs, battery access conditions and participation terms.

Source: Australian Energy Regulator, energymadeeasy.gov.au

Energy Buster can identify the incentives relevant to your address and include eligible discounts in your solar or battery proposal.

Why Panel Quality and Warranty Matter

The lowest upfront quote is not always the lowest-cost system over its operating life. Panel degradation, inverter quality, product warranty terms, workmanship and access to local support all influence long-term value.

Energy Buster offers panel options with warranties of up to 40 years. The purpose of the longer warranty is not simply a longer document: it is to provide clearer protection around product performance over the period the system is expected to operate.

Why Choose Energy Buster?

  • Adelaide-based solar advice and installation support
  • Free on-site quote and property assessment
  • Residential, commercial and battery system options
  • Panel warranties available up to 40 years
  • System recommendations based on usage, roof and future plans
  • Ongoing monitoring and after-sales support options
adelaide home battery icon

Add a Solar Battery

A battery may be worth considering when your property exports excess solar during the day but uses significant electricity after sunset. It can also support backup power, increase solar self-consumption and reduce reliance on grid electricity during higher-priced periods.

Lithium-ion batteries are the most common choice for Adelaide homes because they offer high energy density, efficient charging and a longer expected lifespan than traditional lead-acid systems. The right battery still depends on your evening electricity use, available solar generation, required backup circuits, usable capacity, warranty and budget.

Battery pricing varies considerably by capacity, brand, inverter requirements and installation complexity. Energy Buster offers battery-inclusive systems and battery-ready solar designs, including GoodWe and iStore configurations. Battery size, expected use and warranty terms are confirmed in the proposal.

Solar Panel Installation Process

1. Review Your Usage

Recent electricity bills help establish current demand, seasonal variation and likely daytime consumption.

2. Assess the Property

The roof, shading, switchboard, meter and installation access are assessed before the system is finalised.

3. Design the System

Panel capacity, inverter selection, layout and battery readiness are matched to the property and usage profile.

4. Confirm the Proposal

The written proposal confirms products, warranties, inclusions, price and expected system configuration.

5. Install the System

The panels, inverter and electrical equipment are installed and tested in accordance with the approved design.

6. Connection and Handover

Required connection steps are completed and the system is handed over with relevant product and monitoring information.

7. Monitor Performance

Monitoring supports visibility over system generation and helps identify unexpected performance changes.

8. Access Local Support

Energy Buster remains available for product, warranty and after-sales enquiries following installation.

Book

Free Solar Buyer’s Report

8 Things to Check Before Purchasing Solar Panels

Use this guide to compare products, warranties, system designs and installer proposals before making a decision.

Frequently Asked Questions About Solar Panels in Adelaide

The price depends on system size, panel and inverter selection, roof conditions, electrical work and whether battery capability is included. A site-specific assessment is required to provide an accurate installed price.
The appropriate size depends on electricity usage, daytime consumption, available roof space, shading, export limitations and future energy needs. Recent electricity bills and a roof assessment provide the best starting point.
A 6.6 kW system is commonly considered by many households, but it is not automatically the right size for every property. The recommendation should be based on consumption, roof capacity and expected future loads.
There is no standard payback period for every household. Payback depends on the installed cost, system generation, daytime self-consumption, electricity tariffs, export rates and future changes in energy use.
Eligible small-scale systems may receive an upfront discount through Small-scale Technology Certificates. The value changes based on system size, installation timing and certificate market conditions.
Yes. Solar panels generate electricity whenever sufficient daylight reaches the panels, although output varies with season, weather, shading and daylight duration.
North-facing roof space commonly supports strong overall generation, while east- and west-facing arrays can help spread production across the morning and afternoon. The best layout depends on the roof and when the property uses electricity.
Often, yes. However, the original inverter and system design affect how easily a battery can be added. Battery readiness should be discussed before the solar system is installed.
Solar panels are designed for long operating lives, but output gradually reduces over time. Product quality, degradation rate, installation quality and warranty terms should be reviewed when comparing systems.
Installation time depends on system size, roof access, electrical work and site complexity. The expected installation requirements and timing are confirmed after the site assessment and design are complete.

Get a Solar System Designed for Your Adelaide Property

Start with your electricity usage, roof and future energy plans. Energy Buster will assess the property and prepare a tailored solar proposal.