Hot Water Systems in Elizabeth South
The 5112 postcode, covering Elizabeth South, Elizabeth, Elizabeth East, Elizabeth Grove, Elizabeth Vale and Hillbank and surrounding areas, is home to around 8,345 households. With many households already generating their own clean solar power, many are now looking at how they can make their entire home energy system more efficient, with hot water heating often the logical next step.
With hot water roughly accounting for a quarter of the average home's energy use, switching to an energy-efficient hot water system is one of the biggest opportunities for savings. Across Elizabeth South and the 5112 area, 763 homeowners have already switched from older electric storage and gas hot water systems to solar hot water or air-source heat pump systems that draw on clean, renewable power while also claiming the hot water rebates to reduce their hot water heater system cost. These highly-efficient systems not only help cut energy bills but also reduce carbon emissions and improve overall energy independence.
With Elizabeth South's climate delivering an average of 4.9 kWh/m² per day, conditions are ideal for hot water systems and hybrid heat pump systems that harness both sunlight and ambient air temperature to heat water efficiently all year round. When paired with existing rooftop solar power or solar batteries, the result is hot water that costs far less to run and is powered by clean, self-generated energy.
Hot Water Ranking
Postcode 5112
10th
State Wide
396th
Australia Wide
Hot Water Installation Elizabeth South
Estimated daily energy to heat household water, comparing a resistive electric element with a high-efficiency heat pump. Demand shifts month-to-month using local climate patterns.
Energy Efficient Hot Water & Solar Power Elizabeth South
* Data from the Bureau of Meteorology. Closest station: N/A.
Solar Powered Hot WaterElizabeth South
Illustrates how a typical 6.6 kW rooftop solar system can offset the daytime energy demand of a COP 5 heat pump hot water unit.
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Heat Pump Hot Water Systems for Elizabeth South
Compare heat pump hot water systems suitable for Elizabeth South's climate. These energy-efficient systems are designed to work in local temperature conditions and can significantly reduce your hot water energy costs.
Community Hot Water Statistics - Elizabeth South, 5112
Hot Water Demographics - Elizabeth South
Based on the Australian Bureau of Statistics 2021 Census (ABS), Elizabeth South has around 8,345 private dwellings, home to approximately 18,965 people. With an average household size of 2.5 people, and around 50 litres of hot water used per person each day in Australia, Elizabeth South households use approximately 125 litres of hot water daily, equating to a massive 1.0 million litres of hot water used across the suburb every single day.
Other census insights reinforce Elizabeth South's suitability for energy-saving improvements like energy-efficient or solar-powered hot water. The Elizabeth South community is home to 1,301 couple families with children and 736 one-parent families, meaning a large proportion of households face substantial hot water demand. With 2,422 homes owned with a mortgage and 1,655 owned outright, many residents also have the homeownership and growing equity that make switching to efficient hot water systems a practical way to lower expenses.
Elizabeth South is converting hot water demand to efficient systems faster than many peers, with 9.1% of dwellings already upgraded.
Hot water systems in Elizabeth South
Across Elizabeth South, more households are swapping old gas and ageing electric units for modern, energy efficient hot water systems. With an average household size of around 2.5 people and more than 7,600 occupied dwellings in the 5112 postcode, reliable, affordable hot water is a big part of the weekly budget. Power prices keep rising while median household income sits under $1,000 a week, so upgrading to a smarter hot water system is a logical way to cut running costs.
Elizabeth South’s climate is ideal for efficient hot water. The local solar exposure averages about 17.5 MJ/m² a day – roughly 4.9 kWh/m² – across the year, which is excellent for both a solar hot water system and a heat pump hot water system. That strong sunshine helps a solar hot water heating system pre‑heat your water and lets heat pump hot water run very efficiently, especially when paired with rooftop solar. Many local families, including a sizeable number of older residents on fixed incomes, are now looking at the annual hot water energy savings they can unlock by moving from gas or old electric to a modern energy efficient hot water system.
In the 5112 area, separate houses dominate, with thousands of three‑bedroom homes using plenty of showers, washing and dishwashing every day. Hot water can easily be a quarter of a home’s total electricity use, so choosing the most efficient hot water system makes a real dent in bills. Common options include upgrading to a high‑efficiency electric hot water system, installing a heat pump hot water system, or going for a roof‑mounted solar hot water system. Brands like Rheem heat pump hot water and Rheem solar hot water are popular, along with Sanden heat pump and Rinnai solar hot water, giving locals a good spread of choices when weighing up heat pump vs solar hot water.
Typical average annual bill savings in Elizabeth South look like:
• Old electric to heat pump hot water installation: $400–$800 per year • Gas to heat pump hot water installation: $300–$600 per year • Gas to solar hot water installation: $250–$600 per year • Old electric to modern electric hot water installation with solar: $200–$500 per year
Over time, these savings more than cover the hot water system price or cost, especially once rebates are factored in. Many households also look at solar hot water vs electric hot water or electric hot water vs gas hot water to find the best balance of upfront hot water system cost and long‑term savings. If you already have panels, using timers or a solar diverter to run your electric or heat pump hot water during the day can push you towards the most efficient hot water system for your situation.
Efficient hot water is already well established locally. In the 5112 postcode there have been 763 efficient hot water installations, including both heat pump and solar hot water installation projects. Install numbers climbed strongly around 2008–2010 and again in 2013 and 2015, with peaks of 85 and 82 systems a year, and there is still steady interest through to 2025. This long trend shows Elizabeth South homeowners are serious about electrification, lower running costs and getting away from volatile gas prices. As systems age, solar hot water tank replacement and modern electric hot water installation are becoming common, along with hot water repair and solar hot water repair to keep existing units running well.
Hot Water Rebates, Tariffs & Savings
Right across Elizabeth South SA, more people are asking whether a heat pump hot water system, solar hot water system or efficient electric hot water system is the right next step. Generous Australian Government incentives, such as Small‑scale Technology Certificates (STCs), help cut the solar hot water price or cost and heat pump hot water price or cost. On top of that, state‑based schemes can offer a heat pump hot water rebate, solar hot water rebate or even an electric hot water system rebate in some programs. For many homes, these hot water rebate SA options can trim the upfront bill by a substantial percentage, bringing quality brands like Sanden heat pump and Chromagen solar hot water within reach.
When you combine rebates with rooftop solar, the payback period on a new heat pump hot water installation or solar hot water installation can drop to just a few years. Typical households can save hundreds of dollars a year on bills, especially if they use timers to heat water during solar hours. That is why so many locals now search for the best hot water system Australia or the best heat pump hot water system before they decide.
If you live in Elizabeth South and your current unit is older, noisy or struggling to keep up, this is a good time to look at a hot water upgrade. Whether you are moving from gas to an all‑electric home, comparing solar hot water vs electric hot water, or simply want a more energy efficient hot water system, working with experienced local hot water SA installers matters. Talk with our trusted heat pump and solar hot water specialists for personalised advice on hot water installation or hot water repair, and see how an efficient new system can reduce your bills, cut emissions and future‑proof your Elizabeth South home.
Nearby Suburbs
See Also
- Learn more about solar power in Elizabeth South
- Learn more about solar batteries in Elizabeth South
- Learn more about using split systems for heating in Elizabeth South
- Learn more about air-conditioning in Elizabeth South
- Hot water in Elizabeth Grove, SA
- Using efficient hot water systems in Elizabeth Vale, SA
