Hot Water Systems in Wonboyn Lake
The 2551 postcode, covering Wonboyn Lake, Boydtown, Eden, Edrom, Green Cape, Kiah, Nadgee, Narrabarba, Nullica, Nungatta, Nungatta South, Timbillica, Wonboyn and Wonboyn North and surrounding areas, is home to around 1,819 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 Wonboyn Lake and the 2551 area, 209 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 Wonboyn Lake's climate delivering an average of 4.2 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 2551
250th
State Wide
1007th
Australia Wide
Hot Water Installation Wonboyn Lake
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 Wonboyn Lake
* Data from the Bureau of Meteorology. Closest station: N/A.
Solar Powered Hot WaterWonboyn Lake
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 Wonboyn Lake
Compare heat pump hot water systems suitable for Wonboyn Lake'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 - Wonboyn Lake, 2551
Hot Water Demographics - Wonboyn Lake
Based on the Australian Bureau of Statistics 2021 Census (ABS), Wonboyn Lake has around 1,819 private dwellings, home to approximately 3,256 people. With an average household size of 2.2 people, and around 50 litres of hot water used per person each day in Australia, Wonboyn Lake households use approximately 110 litres of hot water daily, equating to a massive 0.2 million litres of hot water used across the suburb every single day.
Other census insights reinforce Wonboyn Lake's suitability for energy-saving improvements like energy-efficient or solar-powered hot water. The Wonboyn Lake community is home to 184 couple families with children and 92 one-parent families, meaning a large proportion of households face substantial hot water demand. With 309 homes owned with a mortgage and 688 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.
Wonboyn Lake is converting hot water demand to efficient systems faster than many peers, with 11.5% of dwellings already upgraded.
Hot water systems in Wonboyn Lake
In quiet, coastal Wonboyn Lake, more homeowners are rethinking their old gas and electric hot water systems and moving to efficient options like a modern electric hot water system, a solar hot water system or a heat pump hot water system. With an average household size of around 2.2 people and a big share of homes owned outright, many locals are at the perfect stage of life to invest in comfort, lower bills and an energy efficient hot water system that will last.
Wonboyn Lake gets strong sunshine for a cool coastal climate. Nearby Nadgee records about 15 MJ of solar energy a day on average – roughly 4.2 kWh/m²/day – which is ideal for both a solar hot water heating system and a heat pump hot water system. For families and retirees on median household incomes of about $1,015 a week, shifting from an older gas or electric unit to efficient hot water is a logical way to tame rising energy costs and enjoy solid annual hot water energy savings.
Across the 2551 postcode there are about 1,500 occupied dwellings, most of them separate houses with two to three bedrooms, which suits standard hot water system sizes perfectly. Hot water can be one of the biggest loads on the power bill, so choosing the most efficient hot water system has a real impact. That might mean a high‑performance Sanden heat pump, a Rheem heat pump hot water system, or a roof‑mounted Rheem solar hot water or Rinnai solar hot water system. For some homes, a quality Chromagen solar hot water setup is a neat way to use the roof space and cut bills, especially if you already have solar PV.
To give you a feel for potential savings from a new hot water installation in Wonboyn Lake, here are typical bill reductions many households see each year:
• Old electric to heat pump hot water installation: save roughly $400–$800 per year • Gas to heat pump hot water system: save around $300–$700 per year • Gas to solar hot water installation: save about $250–$600 per year • Old electric to modern electric hot water installation with rooftop solar: save about $250–$500 per year
Efficient hot water is not new to the area. In the 2551 postcode there have already been 209 efficient hot water systems installed, including both heat pump and solar hot water installations. Installations really took off around 2010, when 71 systems went in, followed by solid years in 2009 and 2011. While yearly numbers have eased back since then, with a steady trickle of installs from 2015 through to 2024, it shows a clear long‑term shift towards electrification, lower running costs and cleaner hot water NSW households can rely on.
Hot Water Rebates, Tariffs & Savings
Interest in replacing old gas or electric hot water with efficient options is growing across Wonboyn Lake, as locals look for ways to cut bills without sacrificing comfort. Federal incentives such as Small‑scale Technology Certificates (STCs) can reduce the solar hot water price / cost or heat pump hot water price / cost at the point of sale. On top of that, state programs often provide a heat pump hot water rebate, solar hot water rebate or even an electric hot water system rebate when you switch from gas to an efficient electric hot water installation.
For many Wonboyn Lake homes, these hot water rebate NSW schemes can slice a substantial percentage off the upfront hot water system price / cost, turning a multi‑thousand‑dollar upgrade into something far more manageable. Combine rebates with good tariffs, timers or solar‑diversion and you can often save hundreds of dollars a year while shortening the payback period. That is where advice on heat pump vs solar hot water, or solar hot water vs electric hot water, really matters – the right design can be the difference between a good result and the most efficient hot water system for your home.
Whether you are dealing with an urgent hot water repair, planning a solar hot water tank replacement or simply comparing the best hot water system Australia has to offer, it pays to get local, expert help. If your current unit is more than 10 years old, noisy, rusty or running out of hot water, now is a smart time to explore options like a sanden heat pump, rheem solar hot water, rinnai solar hot water or another best heat pump hot water system suited to your property.
If you live in Wonboyn Lake and want to move away from gas hot water, reduce running costs and future‑proof your home, an efficient hot water upgrade could be the simplest place to start. Talk with experienced hot water installers like us, who specialise in heat pump hot water installation, solar hot water repair, solar hot water installation and electric hot water vs gas hot water advice. With strong local solar potential, a community already investing in efficient systems, and generous hot water rebate NSW programs on offer, it is a great time to check if your home is ready for a smarter hot water system – and to get personalised advice from trusted local experts.