Hot Water Systems in Moorabbin
The 3189 postcode, covering Moorabbin, Moorabbin East and Wishart and surrounding areas, is home to around 2,703 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 Moorabbin and the 3189 area, 124 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 Moorabbin'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 3189
345th
State Wide
1302nd
Australia Wide
Hot Water Installation Moorabbin
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 Moorabbin
* Data from the Bureau of Meteorology. Closest station: N/A.
Solar Powered Hot WaterMoorabbin
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.
Want Solar Finance Options?
Compare lenders and get tailored loan offers.
Heat Pump Hot Water Systems for Moorabbin
Compare heat pump hot water systems suitable for Moorabbin'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 - Moorabbin, 3189
Hot Water Demographics - Moorabbin
Based on the Australian Bureau of Statistics 2021 Census (ABS), Moorabbin has around 2,703 private dwellings, home to approximately 6,020 people. With an average household size of 2.5 people, and around 50 litres of hot water used per person each day in Australia, Moorabbin households use approximately 125 litres of hot water daily, equating to a massive 0.3 million litres of hot water used across the suburb every single day.
Other census insights reinforce Moorabbin's suitability for energy-saving improvements like energy-efficient or solar-powered hot water. The Moorabbin community is home to 611 couple families with children and 98 one-parent families, meaning a large proportion of households face substantial hot water demand. With 927 homes owned with a mortgage and 716 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.
Moorabbin is converting hot water demand to efficient systems faster than many peers, with 4.6% of dwellings already upgraded.
Hot water systems in Moorabbin
In Moorabbin, more households are rethinking their old gas and electric hot water system and moving to energy efficient options like a heat pump hot water system, solar hot water system and modern electric hot water system. With around 2,415 occupied dwellings, an average household size of 2.5 people and a strong mix of families and downsizers, reliable and affordable hot water is a big deal locally. Rising energy prices mean upgrading from an older electric or gas unit to an efficient hot water system is a logical next step for many Moorabbin homeowners.
Moorabbin’s climate is well suited to efficient hot water. The local solar exposure at Bentleigh averages about 15.2 MJ/m² per day over the year – roughly 4.2 kWh of solar energy per square metre each day – which is great for both a solar hot water heating system and high‑performance heat pump hot water. That solar resource, combined with solid median household incomes and a high share of homes owned with a mortgage, makes it easier for households to invest in upgrades that can lock in long‑term savings and cut emissions.
Across 3189, there is a clear shift towards efficient hot water. With an average of 2–3 bedrooms per home and many families with children under 15, hot water demand is steady, especially in the mornings and evenings. That is where the most efficient hot water system options really shine. A quality heat pump hot water installation or solar hot water installation can dramatically reduce the share of your energy bill taken up by hot water, especially when paired with rooftop solar.
Typical annual bill savings in Moorabbin can look like this: • Old electric to heat pump: $400–$800 per year • Gas to heat pump: $300–$600 per year • Gas to solar hot water: $250–$550 per year • Old electric to modern electric with solar: $250–$500 per year
Local homeowners are increasingly choosing trusted brands such as Rheem heat pump hot water and Rheem solar hot water for reliability, along with Rinnai solar hot water and premium units like the Sanden heat pump for those chasing the best heat pump hot water system on the market. These sit alongside other options like Chromagen solar hot water and high‑efficiency electric units, giving Moorabbin households plenty of choice when comparing heat pump vs solar hot water or solar hot water vs electric hot water.
Recent data shows 124 efficient hot water systems have already been installed in Moorabbin, combining heat pump and solar hot water installation projects. Installations started slowly in the mid‑2000s, picked up around 2008–2012, then saw another lift in 2016 and again around 2021 as more residents looked to electrify and reduce running costs. This steady trend in hot water VIC upgrades reflects growing interest in moving away from gas, cutting bills and taking advantage of rebates.
Hot Water Rebates, Tariffs & Savings
Across Moorabbin, more people are replacing old gas or electric hot water with efficient options such as a heat pump hot water system, a new electric hot water system or a solar hot water system. Federal incentives like Small‑scale Technology Certificates (STCs) help lower the solar hot water price / cost and heat pump hot water price / cost, while Victorian programmes can offer a heat pump hot water rebate, solar hot water rebate and even an electric hot water system rebate in some cases. These hot water rebate vic schemes can effectively reduce system cost by a substantial percentage, cutting payback periods and making options like a Sanden heat pump or other energy efficient hot water system far more affordable.
When you factor in hundreds of dollars per year in bill savings, plus smart controls like timers or solar diversion that send excess solar into your hot water tank, the overall hot water system price / cost becomes very competitive compared with staying on gas. For many homes, the best hot water system Australia has to offer will be one that matches your household size, roof space, tariff and whether you already have solar.
If you are in Moorabbin and your current unit is ageing or you are weighing up electric hot water vs gas hot water, it is a great time to review your options. Whether you need hot water installation for a renovation, hot water repair on a tired system, a solar hot water tank replacement, or you are comparing solar hot water vs electric hot water, working with experienced local hot water VIC installers is essential. Our heat pump hot water installation and solar hot water repair specialists can help you choose the most efficient hot water system for your home, tap into every available hot water rebate vic programme, and future‑proof your place with a reliable, energy efficient hot water system. Connect with our trusted Moorabbin experts for personalised advice and see how a modern hot water upgrade can reduce bills, cut emissions and keep your showers steaming for years to come.