Hot Water Systems in Plympton Park
The 5038 postcode, covering Plympton Park, Camden Park, Plympton and South Plympton and surrounding areas, is home to around 7,923 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 Plympton Park and the 5038 area, 238 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 Plympton Park's climate delivering an average of 4.9 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 5038
61st
State Wide
925th
Australia Wide
Hot Water Installation Plympton Park
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 Plympton Park
* Data from the Bureau of Meteorology. Closest station: N/A.
Solar Powered Hot WaterPlympton Park
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 Plympton Park
Compare heat pump hot water systems suitable for Plympton Park'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 - Plympton Park, 5038
Hot Water Demographics - Plympton Park
Based on the Australian Bureau of Statistics 2021 Census (ABS), Plympton Park has around 7,923 private dwellings, home to approximately 16,782 people. With an average household size of 2.3 people, and around 50 litres of hot water used per person each day in Australia, Plympton Park households use approximately 115 litres of hot water daily, equating to a massive 0.9 million litres of hot water used across the suburb every single day.
Other census insights reinforce Plympton Park's suitability for energy-saving improvements like energy-efficient or solar-powered hot water. The Plympton Park community is home to 1,340 couple families with children and 267 one-parent families, meaning a large proportion of households face substantial hot water demand. With 2,366 homes owned with a mortgage and 1,876 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.
Plympton Park is converting hot water demand to efficient systems faster than many peers, with 3.0% of dwellings already upgraded.
Hot water systems in Plympton Park
Across Plympton Park, more homeowners and businesses are switching to energy efficient hot water systems to keep bills down and comfort up. With an average household size of around 2.3 people and more than 7,300 dwellings in the 5038 postcode, reliable hot water is essential – but so is keeping running costs under control. Many homes are still on older gas or electric units, so upgrading to a modern heat pump hot water system, solar hot water system or efficient electric hot water system is a logical next step.
Plympton Park’s climate is ideal for efficient hot water. The local weather station at Morphettville Racecourse records an average annual solar exposure of about 17.5 MJ/m² per day – roughly 4.9 kWh/m²/day – which is strong support for both heat pump and solar hot water heating system performance. With a healthy mix of family homes and units, and a median total household income of about $1,553 a week, many households are looking for smart upgrades that pay for themselves through energy savings. Shifting from electric hot water vs gas hot water to more efficient technology can deliver sizeable annual hot water energy savings for Plympton Park residents.
In 5038, demand for hot water installation and hot water repair is growing as systems reach the end of their life and owners weigh up heat pump vs solar hot water or a modern electric hot water installation. A typical three‑bedroom home here can see hot water using 20–30% of total household energy. That is why many locals are comparing options like a Sanden heat pump, Rheem heat pump hot water, Rheem solar hot water or Rinnai solar hot water to find the most efficient hot water system for their situation. Brands such as Chromagen solar hot water and other premium systems are also popular with households wanting an energy efficient hot water system that works well with rooftop solar.
Average annual bill savings for Plympton Park homes can be substantial when upgrading:
• Old electric to heat pump hot water system: save roughly $400–$800 per year. • Gas to heat pump: save around $250–$600 per year. • Gas to solar hot water system: save about $200–$500 per year. • Old electric to modern electric hot water with solar: save roughly $300–$700 per year.
Recent installs in Plympton Park show this shift in action. There have been 238 efficient hot water systems installed in the postcode, including both heat pump hot water installation and solar hot water installation. Installations peaked around 2009–2010 with more than 60 systems going in over those two years, and there has been a steady trickle of upgrades every year since, including new systems in 2023 and 2024. This long‑term trend reflects growing local interest in electrification, lower running costs and moving towards the best hot water system Australia can offer for suburban homes.
Hot Water Rebates, Tariffs & Savings
Across SA, interest in replacing old gas or electric units with efficient options like heat pumps, solar hot water and modern electric hot water is rising, and Plympton Park is no exception. Homeowners can often tap into Federal Government incentives through Small‑scale Technology Certificates (STCs), plus state‑based programs that act as a solar hot water rebate, heat pump hot water rebate or electric hot water system rebate. These can significantly cut the hot water system price / cost or heat pump hot water price / cost, and reduce the solar hot water price / cost for eligible homes.
For many Plympton Park households, these discounts can effectively reduce system cost by a substantial percentage and shorten payback to just a few years, especially when combined with rooftop solar and smart controls like timers or solar diversion. That means real savings – often hundreds of dollars a year off bills – while also allowing for solar hot water vs electric hot water comparisons that clearly favour efficient options. When your existing unit fails, a timely solar hot water tank replacement or electric hot water installation upgrade can be the perfect moment to lock in lower long‑term costs.
If you live in Plympton Park and your current hot water system is old, noisy or expensive to run, now is a good time to check whether your home is ready for a hot water upgrade. Whether you are moving away from gas to an all‑electric home or weighing up the best heat pump hot water system versus a quality solar hot water heating system, experienced hot water installers in SA can help you compare options, rebates and tariffs. With strong local sunshine, good solar potential and growing interest in sustainability, efficient hot water systems are a smart way to reduce bills, cut emissions and future‑proof your property. Connect with trusted local experts for personalised advice on hot water SA and to make the most of every available hot water rebate SA has to offer.