Hot Water Systems in Tanjil South
The 3825 postcode, covering Tanjil South, Thaloo, Aberfeldy, Amor, Boola, Caringal, Coalville, Coopers Creek, Erica, Fumina, Fumina South, Hernes Oak, Hill End, Jacob Creek, Jericho, Moe, Moe South, Moondarra, Newborough, Newborough East, Rawson, Tanjil, Thalloo, Thomson, Toombon, Walhalla, Walhalla East, Westbury, Willow Grove, Yallourn and Yallourn North and surrounding areas, is home to around 9,793 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 Tanjil South and the 3825 area, 1,023 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 Tanjil South's climate delivering an average of 4.1 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 3825
79th
State Wide
289th
Australia Wide
Hot Water Installation Tanjil South
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 Tanjil South
* Data from the Bureau of Meteorology. Closest station: N/A.
Solar Powered Hot WaterTanjil South
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 Tanjil South
Compare heat pump hot water systems suitable for Tanjil South'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 - Tanjil South, 3825
Hot Water Demographics - Tanjil South
Based on the Australian Bureau of Statistics 2021 Census (ABS), Tanjil South has around 9,793 private dwellings, home to approximately 19,208 people. With an average household size of 2.2 people, and around 50 litres of hot water used per person each day in Australia, Tanjil South households use approximately 110 litres of hot water daily, equating to a massive 1.1 million litres of hot water used across the suburb every single day.
Other census insights reinforce Tanjil South's suitability for energy-saving improvements like energy-efficient or solar-powered hot water. The Tanjil South community is home to 1,193 couple families with children and 631 one-parent families, meaning a large proportion of households face substantial hot water demand. With 2,685 homes owned with a mortgage and 3,383 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.
Tanjil South is converting hot water demand to efficient systems faster than many peers, with 10.4% of dwellings already upgraded.
Hot water systems in Tanjil South
Across Tanjil South and the wider 3825 area, more households are moving from old gas and power‑hungry electric units to smarter, energy efficient hot water options. With an average household size of around 2.2 people and most dwellings being separate houses, a reliable hot water system is non‑negotiable for everyday comfort. At the same time, power prices keep rising and many locals on modest median household incomes are looking for ways to cut running costs without sacrificing long hot showers.
The good news is that Tanjil South’s climate is well suited to efficient hot water. The nearby Blue Rock Reservoir weather station shows mean solar exposure of about 14.6 MJ/m² a day – roughly 4 kWh/m² – over the year, which is strong support for both a solar hot water system and a modern heat pump hot water system. That level of sunlight helps a solar hot water heating system pre‑heat your water and lets a heat pump run more efficiently, especially if you already have rooftop solar. For many homes, upgrading from older gas or an ageing electric hot water system to an energy efficient hot water system can deliver substantial Annual Hot Water Energy Savings and noticeably lower bills.
In and around Tanjil South, most homes are standalone properties with three or four bedrooms, so hot water demand is steady, particularly for families and older couples who make up a large slice of the 3825 population. Hot water energy use can be one of the biggest single loads in the home, so choosing the most efficient hot water system makes a real dent in overall usage. Locals are increasingly comparing heat pump vs solar hot water, as well as solar hot water vs electric hot water, to see what best fits their roof space, budget and lifestyle.
Typical annual bill savings from a smart hot water upgrade in Tanjil South can look like:
• Old electric to heat pump hot water system: save around $350–$700 per year. • Gas to heat pump hot water system: save about $250–$600 per year. • Gas to solar hot water system: save roughly $250–$550 per year. • Old electric to modern electric hot water installation with rooftop solar: save around $200–$450 per year.
Brands like Rheem, Rinnai, Sanden and Thermann are common choices locally. Rheem solar hot water and Rinnai solar hot water are popular for robust solar hot water installation on family homes, while Sanden heat pump units and Rheem heat pump hot water systems are often chosen as some of the best heat pump hot water system options for colder Victorian mornings. Many homeowners are simply asking for the best hot water system Australia can offer for their budget, then weighing heat pump hot water price / cost against solar hot water price / cost and long‑term savings.
Efficient hot water is no fad in Tanjil South. There have already been 1,023 efficient hot water installations (heat pump and solar hot water) recorded in the 3825 postcode. Install numbers were modest in the early 2000s, but picked up from 2007, with solid growth through 2009–2012. After steady interest through the late 2010s, installations jumped again from 2020, with 81 systems in 2023 and strong numbers continuing into 2024 and 2025. This trend shows more locals are embracing electrification, lower running costs and cleaner hot water vic‑wide.
Hot Water Rebates, Tariffs & Savings
With many Tanjil South homes owned outright or with a mortgage, there is strong interest in replacing old gas or electric hot water with efficient options. Whether you are considering a heat pump hot water installation, a new solar hot water installation, or even a modern electric hot water installation paired with rooftop solar, there are incentives that help bring the hot water system price / cost down.
Homeowners here can usually access Federal Small‑scale Technology Certificates (STCs) for eligible solar hot water and heat pump systems, which effectively operate as an upfront discount. On top of that, Victoria’s state programs often include a heat pump hot water rebate, solar hot water rebate and sometimes an electric hot water system rebate for switching away from gas. Together, these hot water rebate vic incentives can trim the heat pump hot water price / cost or solar hot water price / cost by a substantial percentage, cutting payback times to just a few years in many cases.
When you combine rebates with good tariffs, timers or solar‑diversion controls that run your hot water system when your panels are generating, you can shave hundreds of dollars a year off bills. For some homes, a carefully sized rheem solar hot water or chromagen solar hot water system with a solar hot water tank replacement, or a high‑performance Sanden heat pump, can be the most efficient hot water system they have ever owned.
If you are in Tanjil South and wondering about electric hot water vs gas hot water, or trying to decide between heat pump vs solar hot water, now is a smart time to review your options. Talk with experienced local hot water installers like us, who specialise in heat pump and solar hot water repair, hot water installation and ongoing hot water repair work. With Tanjil South’s solid solar resource and growing interest in sustainability, an energy efficient hot water system can help cut your bills, reduce emissions and future‑proof your home. Connect with our trusted local experts for personalised advice on the right hot water systems Tanjil South solution for your property and budget.