Hot Water Systems in Comaum
The 5277 postcode, covering Comaum, Glenroy, Maaoupe, Monbulla, Nangwarry, Penola, Pleasant Park and Tarpeena and surrounding areas, is home to around 1,381 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 Comaum and the 5277 area, 53 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 Comaum's climate delivering an average of 4.4 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 5277
189th
State Wide
1728th
Australia Wide
Hot Water Installation Comaum
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 Comaum
* Data from the Bureau of Meteorology. Closest station: N/A.
Solar Powered Hot WaterComaum
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 Comaum
Compare heat pump hot water systems suitable for Comaum'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 - Comaum, 5277
Hot Water Demographics - Comaum
Based on the Australian Bureau of Statistics 2021 Census (ABS), Comaum has around 1,381 private dwellings, home to approximately 2,584 people. With an average household size of 2.2 people, and around 50 litres of hot water used per person each day in Australia, Comaum households use approximately 110 litres of hot water daily, equating to a massive 0.2 million litres of hot water used across the suburb every single day.
Other census insights reinforce Comaum's suitability for energy-saving improvements like energy-efficient or solar-powered hot water. The Comaum community is home to 195 couple families with children and 58 one-parent families, meaning a large proportion of households face substantial hot water demand. With 386 homes owned with a mortgage and 472 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.
Comaum is converting hot water demand to efficient systems faster than many peers, with 3.8% of dwellings already upgraded.
Hot water systems in Comaum
Across Comaum and the wider 5277 district, more locals are rethinking how they heat their water. With power prices rising and many homes still on older gas or electric units, upgrading to an energy efficient hot water system is becoming the logical next step. Families, retirees and farm households alike are looking at options like a heat pump hot water system, a solar hot water system or a modern electric hot water system that works with rooftop solar.
Comaum’s climate is ideal for efficient hot water. The Comaum Forest Reserve weather station records around 16.0 MJ/m² of solar exposure a day on average – roughly 4.4 kWh/m²/day – which is plenty of sunshine to drive a solar hot water heating system or support a high performance heat pump. With about 1,165 occupied private dwellings and an average household size of 2.2 people, most homes do not need an enormous unit, but they do need something reliable and economical. A large share of homes are owned outright or with a mortgage, so investing in an energy efficient hot water system that cuts running costs year after year makes good financial sense.
In the 5277 postcode, separate houses dominate, and water heating can be one of the biggest energy users in the home. Upgrading from an old electric or gas unit to a modern system can noticeably trim bills. Comaum homeowners are weighing up heat pump vs solar hot water, as well as solar hot water vs electric hot water, to find the most efficient hot water system for their situation. Brands like Rheem heat pump hot water units, Sanden heat pump systems, Rinnai solar hot water and Chromagen solar hot water are all common choices when people want the best hot water system Australia can offer for rural conditions.
Typical annual bill savings from a smart hot water installation in a Comaum home might look like:
• Old electric to heat pump hot water system: save around $350–$650 per year. • Gas to heat pump hot water: save about $300–$550 per year. • Gas to solar hot water system: save roughly $250–$500 per year. • Old electric to modern electric hot water system powered by rooftop solar: save about $250–$450 per year.
Recent years show this interest turning into action. There have already been 53 efficient hot water installations (heat pump and solar hot water installation jobs combined) recorded in the 5277 area. Installations ramped up in the mid‑2000s, with peaks around 2005 and 2016, and there is still a steady trickle of new systems going in, including a fresh install in 2024. Each new heat pump hot water installation or solar hot water repair and upgrade reflects a shift towards electrification, lower running costs and quieter, cleaner homes in Comaum.
Hot Water Rebates, Tariffs & Savings
For Comaum households still on an older gas or resistive electric hot water system, there has never been a better time to look at a heat pump hot water system or a high efficiency electric hot water installation. Federal incentives such as Small‑scale Technology Certificates (STCs) apply to eligible solar hot water heating systems and heat pumps, effectively acting as an upfront discount off the hot water system price. South Australian schemes can also offer a heat pump hot water rebate or solar hot water rebate, and in some cases an electric hot water system rebate when you move away from gas.
These hot water rebate SA programs can cut the heat pump hot water price or solar hot water price by a substantial percentage, helping to bring quality systems within reach for more Comaum families. When you combine rebates with rooftop solar, timers or solar‑diversion controls, payback periods can shrink to just a few years, especially for homes with higher hot water demand. That means your hot water repair or solar hot water tank replacement can double as a long‑term investment in lower bills.
If you live in Comaum and your current unit is ageing, noisy or expensive to run, it is a good time to check whether your home is ready for a hot water upgrade. Whether you are comparing electric hot water vs gas hot water, weighing up heat pump vs solar hot water, or simply want the most energy efficient hot water system for your family, experienced local installers can help. With growing interest in sustainability and solid solar exposure across SA, efficient hot water systems are a simple way to cut emissions, reduce bills and future‑proof your home. Connect with trusted local experts for personalised advice and the right hot water repair or installation solution for your place in Comaum.