Hot Water Systems in Salisbury Plain
The 5109 postcode, covering Salisbury Plain, Brahma Lodge, Salisbury East, Salisbury East Northbri Ave, Salisbury Heights and Salisbury Park and surrounding areas, is home to around 8,239 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 Salisbury Plain and the 5109 area, 379 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 Salisbury Plain'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 5109
31st
State Wide
704th
Australia Wide
Hot Water Installation Salisbury Plain
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 Salisbury Plain
* Data from the Bureau of Meteorology. Closest station: N/A.
Solar Powered Hot WaterSalisbury Plain
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 Salisbury Plain
Compare heat pump hot water systems suitable for Salisbury Plain'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 - Salisbury Plain, 5109
Hot Water Demographics - Salisbury Plain
Based on the Australian Bureau of Statistics 2021 Census (ABS), Salisbury Plain has around 8,239 private dwellings, home to approximately 19,841 people. With an average household size of 2.5 people, and around 50 litres of hot water used per person each day in Australia, Salisbury Plain 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 Salisbury Plain's suitability for energy-saving improvements like energy-efficient or solar-powered hot water. The Salisbury Plain community is home to 1,533 couple families with children and 589 one-parent families, meaning a large proportion of households face substantial hot water demand. With 3,253 homes owned with a mortgage and 2,484 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.
Salisbury Plain is converting hot water demand to efficient systems faster than many peers, with 4.6% of dwellings already upgraded.
Hot water systems in Salisbury Plain
Across Salisbury Plain, more homeowners are rethinking their old gas and electric hot water system and switching to efficient options like a heat pump hot water system, solar hot water system or modern electric hot water system. With around 7,800 occupied dwellings and an average household size of 2.5 people, hot water is a big slice of the power bill for local families. Median household income sits around $1,255 a week, so it makes sense that people are chasing lower running costs and the most efficient hot water system they can reasonably afford.
Salisbury Plain is well suited to efficient hot water upgrades. The local weather station at Salisbury Bowling Club records an average annual solar exposure of about 17.5 MJ/m² per day – roughly 4.9 kWh/m² of sunshine daily – which is ideal for a solar hot water heating system and strongly supports heat pump hot water performance. With more than 5,700 families in the 5109 postcode and a solid mix of homes owned outright or with a mortgage, upgrading from older gas or off‑peak electric hot water to an energy efficient hot water system is a logical next step. Over the life of the unit, many households see thousands of dollars in hot water energy savings.
In 5109, most homes are three‑bedroom separate houses, so hot water demand is steady, especially for growing families and multi‑generation households. A well‑sized heat pump hot water installation or solar hot water installation can comfortably cover daily showers, washing and kitchen use while slashing energy use compared with a tired storage unit. Local installers commonly fit brands like Rheem heat pump hot water and Rheem solar hot water, Rinnai solar hot water and premium systems such as Sanden heat pump units, which are often rated among the best heat pump hot water system options in Australia. For some homes, Chromagen solar hot water or a quality modern electric hot water installation paired with rooftop solar can also stack up well on price and performance.
Average annual bill savings will vary, but realistic ranges for Salisbury Plain homes look like:
• Old electric to heat pump hot water system: save about $350–$700 per year. • Gas to heat pump vs solar hot water: typically $250–$600 per year either way, depending on usage and tariffs. • Gas to solar hot water system: save roughly $250–$550 per year. • Old electric to new electric hot water system with solar: often $250–$500 per year.
These savings depend on the hot water system price, how efficiently it is set up, and whether you are using timers or solar diversion to line up hot water heating with your rooftop solar.
Recent installation data shows the trend is already under way. In the 5109 postcode, there have been 379 efficient hot water installations – mainly heat pump and solar hot water systems – recorded over the past couple of decades. Install numbers built steadily through the 2000s, peaking around 2010 with 46 systems installed, and there has been renewed interest since 2022 as energy prices have risen and more locals look to electrification and lower running costs. Each new system helps cut gas reliance and reduces overall demand from the grid.
Hot Water Rebates, Tariffs & Savings
For Salisbury Plain homeowners, hot water sa is becoming a key focus as power prices climb and people think about going all‑electric. Many are weighing up heat pump vs solar hot water, or even solar hot water vs electric hot water backed by PV, when replacing a failing tank. The Australian Government’s Small‑scale Technology Certificates (STCs) provide an upfront discount on eligible heat pump and solar hot water systems, effectively lowering the solar hot water price / cost or heat pump hot water price / cost at the point of sale. On top of that, South Australian hot water rebate sa programs and electric hot water system rebate offers may apply at times for switching away from gas.
These incentives can knock a substantial percentage off the installed hot water system price / cost, shortening the payback period to just a few years in many cases. When you combine a quality energy efficient hot water system with solar, smart tariffs and simple controls like timers, it is common to save hundreds of dollars per year on bills. For some households, a well‑set‑up all‑electric home with a best hot water system Australia‑rated unit can see payback times cut almost in half compared with no rebates.
Of course, even the best system needs proper hot water installation and, over time, occasional hot water repair or solar hot water repair. If you have an older solar hot water tank replacement coming up, or you are comparing electric hot water vs gas hot water for a renovation, now is an ideal time to explore options like rheem solar hot water, rinnai solar hot water, sanden heat pump or other top brands. Choosing the right size and technology for your household, roof space and budget is key to long‑term savings.
If you live in Salisbury Plain and your current unit is leaking, unreliable or simply expensive to run, it is worth checking whether a heat pump hot water installation, solar hot water installation or modern electric hot water system could be a smarter fit. With strong local sunshine, growing interest in sustainability and solid rebate support, efficient hot water can help lower bills, cut emissions and future‑proof your home. Talk with experienced local hot water installers and repair specialists for personalised advice, hot water repair, and clear guidance on the right upgrade path for your place in Salisbury Plain.
