Hot Water Systems in Melville
The 2320 postcode, covering Melville, Aberglasslyn, Allandale, Anambah, Bolwarra, Bolwarra Heights, Farley, Glen Oak, Gosforth, Hillsborough, Horseshoe Bend, Keinbah, Largs, Lorn, Louth Park, Maitland, Maitland North, Maitland Vale, Mindaribba, Mount Dee, Oakhampton, Oakhampton Heights, Pokolbin, Rosebrook, Rothbury, Rutherford, South Maitland, Telarah, Wallalong and Windella and surrounding areas, is home to around 14,843 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 Melville and the 2320 area, 1,430 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 Melville's climate delivering an average of 4.6 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 2320
30th
State Wide
178th
Australia Wide
Hot Water Installation Melville
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 Melville
* Data from the Bureau of Meteorology. Closest station: N/A.
Solar Powered Hot WaterMelville
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 Melville
Compare heat pump hot water systems suitable for Melville'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 - Melville, 2320
Hot Water Demographics - Melville
Based on the Australian Bureau of Statistics 2021 Census (ABS), Melville has around 14,843 private dwellings, home to approximately 37,112 people. With an average household size of 2.7 people, and around 50 litres of hot water used per person each day in Australia, Melville households use approximately 135 litres of hot water daily, equating to a massive 2.0 million litres of hot water used across the suburb every single day.
Other census insights reinforce Melville's suitability for energy-saving improvements like energy-efficient or solar-powered hot water. The Melville community is home to 3,406 couple families with children and 1,106 one-parent families, meaning a large proportion of households face substantial hot water demand. With 5,680 homes owned with a mortgage and 4,042 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.
Melville is converting hot water demand to efficient systems faster than many peers, with 9.6% of dwellings already upgraded.
Hot water systems in Melville
Across Melville and the wider 2320 area, more households are swapping old gas and power‑hungry units for an energy efficient hot water system. With an average household size of about 2.7 people and more than 13,800 occupied dwellings, reliable hot water is non‑negotiable – but rising energy costs mean the type of hot water system you choose really matters. Many homes here are owned with a mortgage or outright, so investing in a smarter system is a logical way to reduce bills and add value.
Upgrading from an older gas or electric hot water system to a modern heat pump hot water system, solar hot water system or efficient electric hot water system can slash the energy used for hot water, which is often one of the biggest loads in the home. Around Melville, the strong Hunter sunlight helps: the local weather station at Maitland Belmore Bridge records an average annual solar exposure of about 16.7 MJ/m² a day – roughly 4.6 kWh/m² of usable solar energy – ideal for a solar hot water heating system or a high performance heat pump. For many families on a median household income of around $1,807 a week, those savings add up over time.
In 2320, separate houses dominate, and bigger homes with three or four bedrooms are common, so hot water demand is steady. That makes choosing the most efficient hot water system even more important. Many locals are comparing heat pump vs solar hot water, or looking at solar hot water vs electric hot water to decide what suits their roof, budget and routine. Brands like Rheem solar hot water, Rinnai solar hot water and Chromagen solar hot water are popular choices for roof or ground‑mounted solar hot water installation, while Rheem heat pump hot water and Sanden heat pump units are well regarded for low running costs and quiet operation.
Typical annual bill savings in Melville for a well‑matched hot water installation might look like:
• Old electric to heat pump hot water system: save about $400–$800 per year. • Gas to heat pump hot water system: save about $300–$600 per year. • Gas to solar hot water system: save about $250–$550 per year. • Old electric to modern electric hot water installation with rooftop solar: save about $300–$700 per year.
Local data shows 1,430 efficient hot water systems – mainly heat pump and solar hot water – have already been installed in the 2320 postcode. Installations climbed sharply around 2009–2011, when incentives were strong, and while numbers have levelled out, there is steady interest each year right through to 2024 and 2025. This long‑term trend reflects a growing shift in Melville towards electrification, lower running costs and cleaner, energy efficient hot water system options.
Hot Water Rebates, Tariffs & Savings
Across Melville, more homeowners are planning a hot water upgrade as older gas storage units and off‑peak cylinders reach the end of their life. Many are weighing up the heat pump hot water price / cost against the solar hot water price / cost, and even the hot water system price / cost of a simple electric hot water tank replacement. Federal incentives such as Small‑scale Technology Certificates (STCs) can reduce the upfront cost of an eligible heat pump hot water installation or solar hot water installation. On top of that, NSW hot water rebate nsw programs – including state heat pump hot water rebate and, at times, electric hot water system rebate offers – can significantly cut the out‑of‑pocket cost for Melville households.
When you combine a solar hot water rebate or heat pump hot water rebate with a well‑sized rooftop solar system and smart timers or solar‑diverter controls, payback periods can shrink to just a few years. Many homes see hundreds of dollars a year shaved off bills, particularly where an old electric hot water system is replaced with the best heat pump hot water system you can reasonably afford, or a high quality solar hot water tank replacement. For some, an efficient electric hot water vs gas hot water decision comes down to freeing the home from gas entirely and running hot water on solar during the day.
If you live in Melville and your hot water system is ageing, noisy or unreliable, now is a good time to check whether a heat pump hot water system, solar hot water heating system or modern electric hot water installation could suit your place. With strong local solar resources, a clear trend towards sustainability, and hot water rebate nsw support on offer, upgrading can reduce bills, cut emissions and future‑proof your home. For tailored advice on the best hot water system Australia has for your budget – from rheem solar hot water and rinnai solar hot water through to sanden heat pump options and more – it pays to work with experienced hot water nsw installers. Connect with trusted local experts for hot water repair, solar hot water repair, new hot water installation or full solar hot water tank replacement, and get personalised guidance on the most efficient hot water system for your Melville home.