Hot Water Systems in Carramar
The 2163 postcode, covering Carramar, Lansdowne and Villawood and surrounding areas, is home to around 3,480 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 Carramar and the 2163 area, 75 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 Carramar'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 2163
402nd
State Wide
1558th
Australia Wide
Hot Water Installation Carramar
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 Carramar
* Data from the Bureau of Meteorology. Closest station: N/A.
Solar Powered Hot WaterCarramar
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 Carramar
Compare heat pump hot water systems suitable for Carramar'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 - Carramar, 2163
Hot Water Demographics - Carramar
Based on the Australian Bureau of Statistics 2021 Census (ABS), Carramar has around 3,480 private dwellings, home to approximately 9,120 people. With an average household size of 2.8 people, and around 50 litres of hot water used per person each day in Australia, Carramar households use approximately 140 litres of hot water daily, equating to a massive 0.5 million litres of hot water used across the suburb every single day.
Other census insights reinforce Carramar's suitability for energy-saving improvements like energy-efficient or solar-powered hot water. The Carramar community is home to 705 couple families with children and 256 one-parent families, meaning a large proportion of households face substantial hot water demand. With 727 homes owned with a mortgage and 583 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.
Carramar is converting hot water demand to efficient systems faster than many peers, with 2.2% of dwellings already upgraded.
Hot water systems in Carramar
Across Carramar, more households are switching from old gas and ageing electric units to modern, energy efficient hot water systems. With power prices biting and many families juggling mortgages and rent, upgrading to a heat pump hot water system, solar hot water system or efficient electric hot water system is becoming the next logical step for cutting bills without sacrificing comfort.
Carramar’s mix of separate houses and nearly 1,000 flats and apartments means hot water needs vary, but the average household size of about 2.8 people still adds up to solid daily demand. At the same time, the median household income sits under $1,000 a week, so running costs really matter. That is where efficient hot water technology comes in. Local solar exposure from nearby Bankstown Airport averages around 16.3 MJ/m² per day – roughly 4.5 kWh/m² – giving plenty of free energy to support a solar hot water heating system or boost the efficiency of a heat pump hot water system. Over a year, that can translate into substantial hot water energy savings for Carramar homeowners.
In the 2163 postcode, there have already been 75 efficient hot water installations recorded, combining heat pump hot water installation and solar hot water installation. The big spike around 2009–2011, with up to 14 systems in a single year, shows how quickly interest can grow when rebates are strong and people see neighbours saving on bills. Recent installs, including new systems in 2024, reflect a renewed focus on electrification, moving away from gas hot water, and locking in lower running costs for the long term.
For many Carramar homes, hot water can be one of the largest single energy users. That is why choosing the most efficient hot water system for your household size and roof space is so important. Popular brands locally include Rheem solar hot water and Rheem heat pump hot water for established family homes, Rinnai solar hot water for reliable roof-mounted systems, and premium options like Sanden heat pump units for those chasing the best heat pump hot water system performance and ultra-low running costs. In some cases, a modern electric hot water installation paired with rooftop solar can outperform older solar hot water vs electric hot water setups, especially where roofs are shaded.
Typical bill savings for Carramar households can look like this when you upgrade your hot water system:
• Old electric to heat pump: save roughly $350–$700 per year on bills. • Gas to heat pump: save around $250–$600 per year, plus avoid gas supply charges. • Gas to solar hot water: save about $200–$500 per year, depending on usage. • Old electric to modern electric with solar: save roughly $200–$450 per year.
These savings depend on your exact hot water system price or cost, how much hot water you use, and whether you have rooftop solar. Heat pump hot water price or cost has come down in recent years, especially once you factor in rebates, and many households now find they can install one of the best hot water system Australia options with a realistic payback period.
When comparing heat pump vs solar hot water, Carramar households often weigh roof space, shading from nearby units, and noise or placement of the outdoor unit. A solar hot water system or full solar hot water heating system suits homes with good north-facing roof space, while a compact Sanden heat pump or similar can be ideal where roof access is tricky. For apartments, a shared electric hot water system upgrade to a more energy efficient hot water system can still cut common-area power bills. In every case, it is worth comparing solar hot water vs electric hot water and electric hot water vs gas hot water over the long term, not just the upfront hot water system cost.
Over time, tanks and components wear out, so local hot water installation and hot water repair services are important. Whether you need solar hot water repair, solar hot water tank replacement, or a like-for-like electric hot water installation, experienced installers can help you choose between brands like Chromagen solar hot water, Rheem, Rinnai and Sanden based on your budget and efficiency goals.
Hot Water Rebates, Tariffs & Savings
In Carramar NSW, interest in replacing old gas or electric hot water with efficient options is growing as people hear about the available incentives. Homeowners can often access Australian Government Small-scale Technology Certificates (STCs) when installing eligible heat pump and solar hot water systems, effectively creating a solar hot water rebate or heat pump hot water rebate that is usually applied as an upfront discount. Newer efficient electric hot water systems can sometimes attract an electric hot water system rebate under state schemes aimed at cutting emissions.
For Carramar households watching every dollar, these hot water rebate NSW programs can significantly reduce the heat pump hot water price or cost or the solar hot water price or cost, sometimes by 30–50% off the supply price. Combined with typical bill savings of hundreds of dollars per year, payback periods can shrink to just a few years, especially if you already have solar panels or can use timers and solar diversion to heat water during the middle of the day. By shifting hot water energy use into solar hours, your hot water NSW running costs can drop even further.
If your current unit is older, noisy or running out of hot water, now is a smart time to check if your Carramar home is ready for a hot water upgrade. Whether you are thinking about switching from gas to a heat pump hot water system, adding a solar hot water system, or installing a modern electric hot water system that works with your rooftop solar, talking to experienced hot water installers with us can help you make the right call. With Carramar’s strong solar resource and growing interest in sustainability, an energy efficient hot water system can cut your bills, reduce emissions and future-proof your home. Reach out to trusted local experts for personalised advice on the best solution for your household and budget.
