Hot Water in Jerusalem, SA

Hot Water Systems in Jerusalem

The 5554 postcode, covering Jerusalem, Thomas Plains, Boors Plain, Cunliffe, Jericho, Kadina, Matta Flat, New Town, Thomas Plain, Wallaroo Mines and Willamulka and surrounding areas, is home to around 2,402 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 Jerusalem and the 5554 area, 133 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 Jerusalem's climate delivering an average of 5.0 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.

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Hot Water Ranking

Postcode 5554

125th

State Wide

1268th

Australia Wide

Hot Water Installation Jerusalem

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 Jerusalem

* Data from the Bureau of Meteorology. Closest station: N/A.

Solar Powered Hot WaterJerusalem

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 Jerusalem

Compare heat pump hot water systems suitable for Jerusalem'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 - Jerusalem, 5554

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Hot Water Demographics - Jerusalem

Based on the Australian Bureau of Statistics 2021 Census (ABS), Jerusalem has around 2,402 private dwellings, home to approximately 4,954 people. With an average household size of 2.3 people, and around 50 litres of hot water used per person each day in Australia, Jerusalem households use approximately 115 litres of hot water daily, equating to a massive 0.3 million litres of hot water used across the suburb every single day.

Other census insights reinforce Jerusalem's suitability for energy-saving improvements like energy-efficient or solar-powered hot water. The Jerusalem community is home to 349 couple families with children and 144 one-parent families, meaning a large proportion of households face substantial hot water demand. With 669 homes owned with a mortgage and 874 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.

Jerusalem is converting hot water demand to efficient systems faster than many peers, with 5.5% of dwellings already upgraded.

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Hot water systems in Jerusalem

Across Jerusalem and the wider 5554 area, more households are rethinking their old gas and electric hot water systems and switching to energy efficient options. With an average household size of around 2.3 people and more than 2,100 occupied dwellings, demand for reliable hot water is steady – but power prices keep creeping up. For many owner occupiers, especially the 874 households who own outright and the 669 paying a mortgage, upgrading to a modern hot water system is a simple way to cut running costs year after year.

Jerusalem is well suited to efficient hot water technology. The Kadina weather station shows mean daily solar exposure of about 18.3 MJ/m², which works out to roughly 5.1 kWh of solar energy per square metre per day over the year. That strong sunlight helps a solar hot water system or heat pump hot water system perform at its best, especially when paired with rooftop solar. Swapping from older gas or resistive electric hot water to a modern heat pump or solar hot water heating system can deliver substantial Annual Hot Water Energy Savings for local homeowners, while helping families on a median weekly household income of $1,169 keep more money in their pocket.

In practical terms, most Jerusalem homes are detached houses with three or four bedrooms, so hot water demand is moderate to high, particularly for families and older couples who make up a big share of the population. A well-sized heat pump hot water installation or solar hot water installation can comfortably meet daily needs while using a fraction of the energy. Brands like Rheem heat pump hot water, Sanden heat pump and Rinnai solar hot water are popular for efficient upgrades, while options like Rheem solar hot water and Chromagen solar hot water are often chosen when homeowners want to maximise the value of their existing solar.

For a typical home in Jerusalem, upgrading your hot water system can deliver meaningful bill reductions. As a guide, average annual savings might look like:

• Old electric to heat pump hot water system: $400–$800 per year • Gas to heat pump hot water system: $300–$600 per year • Gas to solar hot water system: $250–$550 per year • Old electric to modern electric hot water system with solar: $200–$450 per year

There have already been 133 efficient hot water installations in the 5554 postcode, combining heat pump and solar hot water systems. Installations built steadily from the early 2000s, with noticeable peaks in years like 2006, 2007, 2010, 2011 and 2015, and a recent lift again in 2023–2025. This pattern shows growing local interest in electrification, lower running costs and choosing the most efficient hot water system available, whether that is a quality heat pump or a well-designed solar hot water vs electric hot water setup.

When people in Jerusalem talk through heat pump vs solar hot water, they are usually weighing upfront hot water system price against running cost, roof space and whether they already have PV. A heat pump hot water price can be higher than a basic electric hot water system cost, but the energy savings are far better. A solar hot water price is higher again, but can pay off quickly when combined with strong local sun and a good solar hot water rebate. Many households still consider a straightforward electric hot water installation, especially when using daytime solar, but are keenly aware of the electric hot water system rebate options and the long-term benefits of shifting away from gas.

Hot water rebates, tariffs and savings are a big part of the story for hot water SA homeowners. Federal incentives such as Small-scale Technology Certificates (STCs) apply to eligible heat pump and solar hot water systems, effectively reducing upfront hot water system price by a substantial percentage at the point of sale. On top of this, South Australian heat pump hot water rebate programs and other state-based support can further bring down heat pump hot water cost or solar hot water cost for Jerusalem households. For many families, that means hundreds of dollars off the system, plus typical savings of hundreds of dollars per year on bills. When you combine rebates, smart tariffs, timers or solar-diversion controls, the payback period on an energy efficient hot water system can be cut to just a few years.

Of course, things still go wrong from time to time. Local installers in Jerusalem handle hot water repair and solar hot water repair, solar hot water tank replacement and full hot water installation for new builds and renovations. Whether you are comparing solar hot water vs electric hot water, electric hot water vs gas hot water, or trying to choose the best heat pump hot water system from brands like Sanden or Rheem, it pays to get tailored advice on the best hot water system Australia can offer for your home and budget.

If your current unit is older, noisy or driving up your bills, now is a smart time to check whether your Jerusalem home is ready for a hot water upgrade. An experienced team of hot water SA specialists can help you compare heat pump hot water installation, solar hot water installation and efficient electric hot water installation options, explain every available hot water rebate SA programs offer, and recommend the most energy efficient hot water system for your household. To reduce bills, cut emissions and future-proof your home, reach out to trusted local experts for personalised advice and a clear quote on your next hot water system.

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