Hot Water Systems in Greenacre
The 2190 postcode, covering Greenacre, Chullora and Mount Lewis and surrounding areas, is home to around 8,022 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 Greenacre and the 2190 area, 204 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 Greenacre's climate delivering an average of 4.5 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 2190
252nd
State Wide
1020th
Australia Wide
Hot Water Installation Greenacre
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 Greenacre
* Data from the Bureau of Meteorology. Closest station: N/A.
Solar Powered Hot WaterGreenacre
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 Greenacre
Compare heat pump hot water systems suitable for Greenacre'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 - Greenacre, 2190
Hot Water Demographics - Greenacre
Based on the Australian Bureau of Statistics 2021 Census (ABS), Greenacre has around 8,022 private dwellings, home to approximately 25,500 people. With an average household size of 3.4 people, and around 50 litres of hot water used per person each day in Australia, Greenacre households use approximately 170 litres of hot water daily, equating to a massive 1.4 million litres of hot water used across the suburb every single day.
Other census insights reinforce Greenacre's suitability for energy-saving improvements like energy-efficient or solar-powered hot water. The Greenacre community is home to 2,334 couple families with children and 535 one-parent families, meaning a large proportion of households face substantial hot water demand. With 2,476 homes owned with a mortgage and 2,261 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.
Greenacre is converting hot water demand to efficient systems faster than many peers, with 2.5% of dwellings already upgraded.
Hot water systems in Greenacre
Across Greenacre, more households are switching to energy efficient hot water systems to beat rising power prices and move away from gas. With an average household size of about 3.4 people and more than 7,400 dwellings in the 2190 postcode, hot water is a big chunk of local energy use. Many homes still run older gas or electric units, so upgrading to a modern heat pump hot water system, solar hot water system or efficient electric hot water system is a logical next step. Greenacre’s strong sunshine helps too: the nearby Strathfield Golf Club station records around 16.3 MJ/m² of solar exposure each day on average, roughly 4.5 kWh/m², which is ideal for boosting a solar hot water heating system or running a heat pump efficiently.
With a mix of separate houses and townhouses, plus a solid base of owner occupiers (over 4,700 homes owned outright or with a mortgage), many Greenacre families are in a good position to invest in the best hot water system Australia can offer for long term savings. A well sized energy efficient hot water system can trim hundreds of dollars a year off bills, easing the pressure on households already paying around $2,300 a month on the median mortgage.
In 2190, most homes have two to four bedrooms, which suits popular 250–315 litre tanks for families and slightly smaller units for couples. Hot water often makes up a quarter or more of household energy use, so upgrading from an old electric hot water system or gas storage unit to the most efficient hot water system you can afford has a big impact. Locally, brands like Rheem and Rinnai are common choices for solar hot water installation and electric hot water installation, with options such as Rheem solar hot water and Rinnai solar hot water pairing well with existing rooftop solar. For premium heat pump options, Sanden heat pump units are well regarded, and many homeowners also look at Rheem heat pump hot water as a reliable, mainstream choice.
Typical annual bill savings in Greenacre when you upgrade your hot water system can look like:
• Old electric to heat pump hot water system: save roughly $400–$800 per year. • Gas storage to heat pump: save around $300–$600 per year. • Gas storage to solar hot water system: save about $300–$700 per year. • Old electric to modern electric hot water system with solar: save roughly $250–$500 per year.
Over the years, Greenacre has seen a steady shift towards efficient hot water. There have been 204 efficient hot water installations recorded in the postcode, covering both heat pump hot water installation and solar hot water installation. Install numbers rose sharply around 2009 and 2010, with more than 60 systems installed in just those two years, then settled into a consistent pattern of upgrades through the 2010s and into the 2020s. This trend shows growing local interest in electrification, lower running costs and cleaner hot water options. As systems age, more residents are booking hot water installation and hot water repair work, including solar hot water repair and solar hot water tank replacement, rather than simply replacing like for like with gas.
Even if you are just starting to compare heat pump vs solar hot water or solar hot water vs electric hot water, it is worth factoring in rebates. For Greenacre homeowners, Australian Government Small scale Technology Certificates (STCs) help cut the solar hot water price / cost and heat pump hot water price / cost at the point of sale. On top of this, NSW hot water rebate programs can support eligible heat pump and solar upgrades, and there are also schemes that effectively act as an electric hot water system rebate when you replace old, inefficient units. These hot water rebate nsw incentives can reduce the upfront hot water system price / cost by a substantial percentage, especially when combined with retailer discounts.
When you add in lower running costs, many systems pay for themselves in just a few years. A quality energy efficient hot water system, such as the best heat pump hot water system you can reasonably budget for, can cut hundreds of dollars per year from bills. If you already have rooftop solar, using timers or a solar diversion device to run your electric or heat pump system during the day can shorten the payback even further. For some Greenacre homes, that means your new hot water system pays itself off well before the warranty runs out.
If you are in Greenacre and wondering whether to stick with electric hot water vs gas hot water, or step up to solar and heat pump options, now is a smart time to review your setup. Talk with experienced local hot water installers who specialise in heat pump hot water, solar hot water systems and modern electric units, and can guide you through the best hot water system Australia offers for your home. With Greenacre’s solid solar resource and growing interest in sustainability, an efficient hot water upgrade can reduce bills, cut emissions and future proof your place. Connect with trusted local experts for personalised advice and see if your home is ready for a hot water upgrade with us.