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With Solahart, you get the best of both worlds: unbeatable service from your local authorised dealer and the unrivalled support of Australia’s solar experts for over 70 years.

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Discover Our Hot Water Systems

Rooftop Solar Water Heating

Harness the sun’s energy with Solahart’s classic 'Thermosiphon' system. Designed for efficiency and reliability, this rooftop solar hot water solution provides you with free, clean hot water year-round, reducing your energy bills and environmental impact.

Split Solar

Smart Solar Hot Water, Built for Australian Homes Solahart Split System Solar Water Heaters offer the ideal combination of performance, style, and energy savings.

Solahart PowerStore

Heat Pumps

Solahart’s advanced heat pumps extract warmth from the air to efficiently heat your water, delivering year-round savings. They are especially ideal for shaded areas or colder climates.

Why solar hot water?

Significant Energy Savings

Hot water can account for around 25%* of a home's energy use. Replacing your electric or gas water heater with a Solahart solar hot water system or a heat pump lets you harness the sun and cut your reliance on the grid.

Lower Your Environmental
Impact

Switching to a Solahart water heater could cut your carbon emissions by up to 2.6 tonnes^ a year, the same as taking a small car off the road.

Hot Water Free From The Sun

Harness Australia's abundant sunshine to heat your water, enjoy lower energy bills, and access government incentives to help reduce upfront costs.

Hot Water Solutions for All Climates

From solar and smart-electric systems to heat pumps, Solahart delivers reliable, energy-efficient performance across Australia's diverse conditions.

Not sure which system fits your needs?

Schedule a free onsite assessment today to discover the ideal solar system for your home.

Save with Government Incentives

Small-scale Technology Certificates (STC) are currently used to reduce the purchase price of your new Solahart system, and can often save you thousands of dollars. Other states may have additional rebates.

Solar made simple

Get a quote
  1. 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.

  2. 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.

  3. Start installation

    Our friendly, CEC-accredited installers ensure your system is safely and correctly installed.

  4. 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.

Get a quote

Real-life success stories

Residential case study
Residential case study

*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

Everything You Need to Know About Hot Water Systems in Australia.

  • 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.

  • 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.

  • 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.

  • 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.

  • 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.

  • 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.

  • 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.

  • 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.

  • 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.

  • 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.

  • 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.

  • 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.

  • 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.