Hot Water Systems in Lake St Clair
The 7140 postcode, covering Lake St Clair, Black Hills, Boyer, Bradys Lake, Bronte Park, Bushy Park, Butlers Gorge, Dee, Derwent Bridge, Ellendale, Fentonbury, Fitzgerald, Florentine, Glenfern, Glenora, Gretna, Hamilton, Hayes, Hollow Tree, Karanja, Lachlan, Lawitta, Little Pine Lagoon, London Lakes, Macquarie Plains, Magra, Malbina, Maydena, Meadowbank, Molesworth, Moogara, Mount Field, Mount Lloyd, National Park, New Norfolk, Osterley, Ouse, Plenty, Rosegarland, Sorell Creek, Strickland, Styx, Tarraleah, Tyenna, Uxbridge, Victoria Valley, Wayatinah and Westerway and surrounding areas, is home to around 5,365 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 Lake St Clair and the 7140 area, 123 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 Lake St Clair's climate delivering an average of 3.7 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 7140
22nd
State Wide
1309th
Australia Wide
Hot Water Installation Lake St Clair
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 Lake St Clair
* Data from the Bureau of Meteorology. Closest station: N/A.
Solar Powered Hot WaterLake St Clair
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 Lake St Clair
Compare heat pump hot water systems suitable for Lake St Clair'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 - Lake St Clair, 7140
Hot Water Demographics - Lake St Clair
Based on the Australian Bureau of Statistics 2021 Census (ABS), Lake St Clair has around 5,365 private dwellings, home to approximately 11,086 people. With an average household size of 2.4 people, and around 50 litres of hot water used per person each day in Australia, Lake St Clair households use approximately 120 litres of hot water daily, equating to a massive 0.6 million litres of hot water used across the suburb every single day.
Other census insights reinforce Lake St Clair's suitability for energy-saving improvements like energy-efficient or solar-powered hot water. The Lake St Clair community is home to 776 couple families with children and 352 one-parent families, meaning a large proportion of households face substantial hot water demand. With 1,743 homes owned with a mortgage and 1,676 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.
Lake St Clair is converting hot water demand to efficient systems faster than many peers, with 2.3% of dwellings already upgraded.
Hot water systems in Lake St Clair
Around Lake St Clair, more homeowners are rethinking their old gas and electric hot water system and switching to energy‑efficient options. With a lot of separate houses spread across postcode 7140 and an average household size of about 2.4 people, hot water demand is steady year‑round. Power prices bite into median household incomes of around $1,197 a week, so choosing the most efficient hot water system is becoming a smart way to keep bills under control.
Lake St Clair might be cool, but it is surprisingly sunny. The local weather station records an average solar exposure of about 13.2 MJ/m² per day, or roughly 3.7 kWh/m² of solar energy daily across the year. That is more than enough sunshine to support a modern solar hot water system or heat pump hot water system, especially when paired with rooftop solar. Families, retirees and working couples across the 4,582 occupied dwellings in 7140 are finding that upgrading from old gas or off‑peak cylinders to a heat pump hot water installation or solar hot water installation can deliver strong Annual Hot Water Energy Savings while cutting emissions.
In Lake St Clair and surrounds, most homes are separate houses with two to three bedrooms, which suits typical 250–315 litre systems. Many properties still rely on gas or older electric hot water, so hot water energy use can be one of the biggest chunks of the power bill. Locals are increasingly comparing heat pump vs solar hot water and even solar hot water vs electric hot water to see what fits their roof space, budget and lifestyle. Brands like Rheem heat pump hot water, Sanden heat pump and Rinnai solar hot water are popular choices for an energy efficient hot water system, while some households lean towards Chromagen solar hot water or rheem solar hot water as a robust, well‑known option.
Typical savings for Lake St Clair homes when upgrading their hot water system can look like:
• Old electric to heat pump hot water system: save roughly $350–$700 per year. • Gas to heat pump hot water: save around $300–$600 per year. • Gas to solar hot water heating system: save about $250–$550 per year. • Old electric to modern electric hot water system with solar: save roughly $250–$500 per year.
Across postcode 7140 there have already been 123 efficient hot water installations, combining solar hot water and heat pump systems. Installations picked up strongly from 2008, with peaks around 2009 and 2011 as more households chased rebates and lower running costs. While the last few years have been quieter, the groundwork is there: people know that hot water tas can be cleaner and cheaper, and there is growing interest in electrification and moving away from bottled gas and ageing systems.
Hot Water Rebates, Tariffs & Savings
For Lake St Clair homeowners looking to replace old gas or an ageing electric hot water system, there is solid support on offer. The Australian Government’s Small‑scale Technology Certificates (STCs) help discount eligible solar hot water systems and heat pump hot water systems, effectively lowering the upfront solar hot water price / cost or heat pump hot water price / cost at the point of sale. On top of that, Tasmanian hot water rebate tas programs and an electric hot water system rebate may apply at times for efficient models, helping to bring the overall hot water system price / cost down even further.
When you combine these incentives with a well‑sized solar array, payback periods can shrink to just a few years, particularly for larger families. Many Lake St Clair households can cut hundreds of dollars per year from their bills with the best heat pump hot water system or a quality solar hot water heating system, especially if they use timers or solar diversion to run their electric hot water installation during sunny hours. With the right setup, your hot water system becomes one of the most efficient appliances in the home.
If you are in Lake St Clair and your current unit is leaking, unreliable or more than 10–12 years old, it is a good time to check whether a hot water upgrade makes sense. Whether you are weighing electric hot water vs gas hot water, comparing heat pump vs solar hot water, or simply need hot water repair or solar hot water repair, experienced local installers can help you choose from the best hot water system australia options. From solar hot water tank replacement to all‑electric Sanden heat pump or Rheem and Rinnai systems, working with trusted hot water specialists in Lake St Clair means lower bills, fewer emissions and a future‑proofed home. Reach out to local experts for personalised advice and see how much you could save with a modern, efficient hot water system.
