Hot Water Systems in Coles
The 5272 postcode, covering Coles, Fox, Conmurra, Greenways, Lucindale and Woolumbool and surrounding areas, is home to around 416 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 Coles and the 5272 area, 16 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 Coles's climate delivering an average of 4.4 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 5272
256th
State Wide
2197th
Australia Wide
Hot Water Installation Coles
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 Coles
* Data from the Bureau of Meteorology. Closest station: N/A.
Solar Powered Hot WaterColes
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 Coles
Compare heat pump hot water systems suitable for Coles'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 - Coles, 5272
Hot Water Demographics - Coles
Based on the Australian Bureau of Statistics 2021 Census (ABS), Coles has around 416 private dwellings, home to approximately 795 people. With an average household size of 2.5 people, and around 50 litres of hot water used per person each day in Australia, Coles households use approximately 125 litres of hot water daily, equating to a massive 0.1 million litres of hot water used across the suburb every single day.
Other census insights reinforce Coles's suitability for energy-saving improvements like energy-efficient or solar-powered hot water. The Coles community is home to 82 couple families with children and 4 one-parent families, meaning a large proportion of households face substantial hot water demand. With 69 homes owned with a mortgage and 163 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.
Coles is converting hot water demand to efficient systems faster than many peers, with 3.8% of dwellings already upgraded.
Hot water systems in Coles
Across Coles, more homeowners are rethinking their hot water system as power prices climb and old gas units reach the end of their life. With most of the 333 occupied dwellings being separate houses and an average household size of 2.5 people, steady, reliable hot water is a must. Many families and older residents are now looking at a heat pump hot water system, solar hot water system or efficient electric hot water system as a smart upgrade from ageing gas or off‑peak electric units. With strong sun in this part of SA – around 16 MJ/m² of solar exposure a day on average, or roughly 4.4 kWh/m² – Coles is well suited to both heat pump and solar hot water heating system options that can slash running costs.
Locally, incomes are modest but steady, with a median total household income of about $1,442 a week and many homes owned outright. That makes long‑term savings from an energy efficient hot water system especially attractive. Hot water can be one of the biggest power users in a Coles home, so switching from an old electric hot water system or gas hot water to a modern heat pump or solar hot water vs electric hot water is often the single easiest way to cut bills. Many households are also pairing hot water installation with rooftop solar to maximise solar hot water vs electric hot water savings.
In the 5272 area, most homes are three‑bedroom houses, so hot water demand is solid, especially for families. Efficient hot water systems like Rheem heat pump hot water, Sanden heat pump units, Chromagen solar hot water and Rinnai solar hot water are increasingly visible on local roofs and patios. These brands are often shortlisted by people researching the best hot water system Australia can offer and, in particular, the best heat pump hot water system for regional climates.
Typical annual bill savings in Coles for an upgrade can look like:
- Old electric to heat pump hot water system: save around $350–$700 per year
- Gas to heat pump hot water: save around $250–$600 per year
- Gas to solar hot water system: save around $250–$550 per year
- Old electric to modern electric hot water installation with solar: save around $200–$500 per year
Recent data shows 16 efficient hot water installations (heat pump and solar hot water installation combined) in the 5272 postcode. Installations peaked around 2012 with three systems in a year, and there has been renewed interest with another system added in 2024 after a quieter period. This pattern reflects growing awareness of electrification, the desire to move away from bottled or mains gas, and a focus on lower running costs for hot water SA homes.
Hot Water Rebates, Tariffs & Savings
Around Coles, more people are asking whether a heat pump vs solar hot water upgrade or a modern electric hot water vs gas hot water switch makes sense before their old cylinder fails. Federal incentives like Small‑scale Technology Certificates (STCs) apply to eligible solar hot water heating system and heat pump hot water installation projects, effectively providing a solar hot water rebate or heat pump hot water rebate that cuts the upfront solar hot water price / cost or heat pump hot water price / cost. South Australian schemes can also offer an electric hot water system rebate or additional support for moving to an energy efficient hot water system, especially when replacing gas. For many Coles households, these discounts can reduce the system cost by a substantial percentage and bring payback down to just a few years, particularly when paired with rooftop solar and timers or solar‑diversion controls. With the right setup, an efficient system can trim hundreds of dollars a year from bills, and hot water repair costs are often lower when you modernise instead of nursing an old tank along.
Whether you need hot water repair, solar hot water tank replacement, new solar hot water repair work or a full electric hot water installation, it pays to treat your next system as a long‑term investment. If your current unit is more than 10 years old, rusty, or struggling to keep up, now is a good time to compare options and hot water system price / cost, including rheem solar hot water, rinnai solar hot water, sanden heat pump and other efficient brands.
If you live in Coles and are wondering if your home is ready for a hot water upgrade, it is worth having a chat with experienced local installers who specialise in heat pump hot water installation and solar hot water installation. With strong solar potential, a community that values self‑reliance, and growing interest in sustainability, efficient hot water systems can help you cut bills, reduce emissions and future‑proof your home. Talk with our trusted hot water SA experts for personalised advice on the best hot water system Australia has to offer for your property, and make the most of every hot water rebate SA makes available.