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Why solar hot water?




Solar made simple
Get a quote-
Connect with us
Book a free on-site assessments by calling 1300 721 984 or click 'Get a free quote' and fill out the form.
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We visit you on-site
Assess your home’s solar potential, review energy needs and budget, explore product options, and get a detailed quote. We’ll cover warranties, installation, and address any questions.
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Start installation
Our friendly, CEC-accredited installers ensure your system is safely and correctly installed.
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Begin your smart energy future
Enjoy peace of mind with your new system. With a Solahart Warranty, you can rest easy knowing your solar energy setup is fully supported. If you ever need help, our dedicated after-sales team is just one call away.
Real-life success stories


*Visit energy.gov.au as at 13/05/2020.
^Greenhouse Gas Emissions savings of up to 1.6 to 2.7 tonnes shown is based on Australian Government approved TRNSYS simulation modelling of a Solahart 302L and using a medium load in Zone 3 and the Scope 2 and 3 electricity emissions factors for purchased electricity by end-users published in the 2018 July edition of the National Greenhouse Accounts Factors handbook, and apply when replacing an electric water heater. Any savings will vary depending upon your location, type of Solahart system installed, orientation and inclination of the solar collectors, type of water heater being replaced, and hot water consumption.
Solar & Heat Pump Hot Water Systems: Common Questions Answered
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What is the most efficient hot water system for my home?
The most efficient hot water system depends on your energy source, climate, and household size. Generally, solar hot water systems and heat pump hot water systems are the most energy-efficient options. Solar systems use renewable energy from the sun, while heat pumps extract heat from the air, reducing electricity consumption by up to 65%^ for solar hot water systems and up to 73% for Heat pump water heaters compared to traditional electric systems.
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How do I choose the right hot water system?
Consider factors like household size, water usage, energy source (electric, gas, solar), and budget. For eco-friendly and cost-saving options, solar or heat pump systems are ideal. If you have limited roof space or live in a cooler climate, a heat pump system may be better. The best thing to do is to contact your local Solahart Dealer, who can give you a free in-home assessment.
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What are the different types of hot water systems available?
The main types include:
- Electric hot water systems
- Gas hot water systems
- Solar hot water systems
- Heat pump hot water systems
Each has different installation costs, running costs, and environmental impacts.
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What is the best hot water system for long-term savings?
The best hot water system depends on your home’s energy needs and location. Solahart heat pump hot water systems and Solahart solar hot water systems offer excellent energy efficiency, lower running costs, and reduced carbon emissions. Many systems qualify for rebates, helping you save even more.
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How much does an electric hot water system cost to run?
Electric systems are generally the most expensive to run, costing up to three times more than solar or heat pump systems. The exact cost depends on your electricity tariff and usage.
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What are the benefits of upgrading my hot water system?
Upgrading can reduce energy consumption, improve efficiency, and lower your carbon footprint. Modern systems, such as solar hot water and heat pump hot water systems, often qualify for government rebates, making them more affordable.
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Heat pump vs solar hot water – which is better for my home?
Both are great options. Solahart heat pump hot water systems are ideal for shaded or cooler areas like Adelaide, while Solahart solar hot water systems perform best in sunny regions. Each offers significant savings and environmental benefits. Learn more about rebates and suitability at solahart.com.au/incentives.
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Why choose a Solahart hot water system?
Solahart hot water systems are built for Australian conditions and backed by decades of experience. Whether you choose solar hot water or a heat pump hot water system, Solahart offers energy savings, reliability, and access to state government rebates across NSW and VIC, as well as federal government incentives.
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What is a heat pump hot water system and how does it work?
A Solahart heat pump hot water system extracts heat from the air and uses it to warm water. It’s highly efficient, even in cooler climates like Adelaide, and can use up to 73% less electricity than traditional systems.
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Are heat pump hot water systems energy efficient?
Yes. Some systems use up to 73% less electricity than traditional electric systems, making them one of the most efficient options available.
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How much does a heat pump hot water system cost?
Upfront costs vary depending on the system size, zone, and installation requirements. Over time, you’ll enjoy lower energy bills and a reduced carbon footprint. For current rebate info, visit solahart.com.au/incentives.
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What rebates are available for heat pump hot water systems in NSW?
NSW offers rebates under the Energy Savings Scheme (ESS) and Small-scale Technology Certificates (STCs), which can save you hundreds of dollars.
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How do heat pump hot water systems compare to solar hot water systems?
Both are energy-efficient, but solar systems rely on sunlight, while heat pumps work in all weather conditions. Heat pumps are ideal for shaded properties or apartments.
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What rebates are available for Solahart heat pump hot water systems in states like NSW, QLD, VIC?
While there are federal incentives on heat pumps to help you make the switch, there are also rebate programs that vary by location and can change frequently. To find the most up-to-date information on heat pump hot water rebates in NSW, QLD, and VIC, visit solahart.com.au/incentives.
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Is a Solahart heat pump hot water system suitable for Adelaide’s climate?
Yes. Modern Solahart heat pump hot water systems are designed to operate efficiently even in cooler climates like Adelaide or Melbourne, making them a great choice for year-round savings.
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How does a solar hot water system work?
Solar hot water systems use roof-mounted solar collectors to absorb heat from the sun, which is then transferred to a storage tank. A booster (electric or gas) ensures hot water during cloudy days. This reduces electricity use and carbon emissions, making it a sustainable and cost-effective solution. There are also split systems where the tank sits on the ground, and the solar collectors are placed on the roof.
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What is the difference between solar hot water and a solar hot water system?
“Solar hot water” refers to the concept of heating water using solar energy, while a “solar hot water system” is the actual setup, including panels, a storage tank, and a booster.
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How much does a solar hot water system cost in Australia?
While upfront costs vary depending on the system size and installation requirements, Solahart hot water system prices are offset by long-term energy savings and available rebates. Over time, you’ll save significantly on energy bills while reducing your environmental impact. Check current incentives at solahart.com.au/incentives.
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What rebates are available for Solahart solar hot water systems?
Rebates and incentives vary by state and may change over time. For the latest information on solar hot water rebates in NSW, QLD, VIC, and from the Federal Government, visit solahart.com.au/incentives.
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How much can I save with a Solahart solar hot water installation?
Installing a Solahart solar hot water system can reduce your water heating costs by up to 65%.^ Combined with rebates and lower carbon emissions, it’s a smart investment for your wallet and the planet.
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What hot water services do you offer?
Solahart provides a complete range of hot water services, including installation, maintenance, and repairs for solar hot water systems, heat pump hot water systems, and hot water system upgrades. Our experts ensure your system runs efficiently, saving you money and reducing your carbon footprint.
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How often should I service my hot water system?
To maintain peak efficiency and extend the life of your Solahart hot water system, we recommend servicing every 5 years. Regular maintenance helps prevent costly breakdowns and ensures your system continues to deliver energy savings.
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What are the signs my hot water system needs repair or replacement?
Common signs include:
- Rusty or discoloured water
- Leaks around the tank
- Inconsistent water temperature
- Strange noises from the system
If you notice any of these, contact Solahart for a hot water system upgrade or repair. You may also qualify for government rebates when upgrading to a more efficient system. Learn more at solahart.com.au/incentives.
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How do I upgrade my hot water system and claim rebates?
Upgrading to a Solahart solar hot water or heat pump hot water system is a smart move. You’ll reduce energy consumption and emissions, and may qualify for rebates. Your local Solahart Dealer will help you through the claims process or do it for you, depending on the requirements. For current upgrade incentives, visit solahart.com.au/incentives.
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What is the NSW hot water rebate and how do I apply?
NSW offers rebates for energy-efficient hot water upgrades, but details can change over time. For the latest eligibility and application info, go to solahart.com.au/incentives.
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What is the QLD solar hot water rebate, and who is eligible?
There is no current heat pump hot water rebate in QLD or hot water system rebate in QLD. However, there are still generous federal government incentives to help you make the switch to a more energy-efficient hot water system. For the latest eligibility and application info, go to solahart.com.au/incentives.