Hot Water Systems in Pinjar
The 6078 postcode, covering Pinjar and Mariginiup and surrounding areas, is home to around 300 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 Pinjar and the 6078 area, 101 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 Pinjar's climate delivering an average of 5.4 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 6078
188th
State Wide
1410th
Australia Wide
Hot Water Installation Pinjar
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 Pinjar
* Data from the Bureau of Meteorology. Closest station: N/A.
Solar Powered Hot WaterPinjar
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 Pinjar
Compare heat pump hot water systems suitable for Pinjar'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 - Pinjar, 6078
Hot Water Demographics - Pinjar
Based on the Australian Bureau of Statistics 2021 Census (ABS), Pinjar has around 300 private dwellings, home to approximately 869 people. With an average household size of 3.1 people, and around 50 litres of hot water used per person each day in Australia, Pinjar households use approximately 155 litres of hot water daily, equating to a massive 0.0 million litres of hot water used across the suburb every single day.
Other census insights reinforce Pinjar's suitability for energy-saving improvements like energy-efficient or solar-powered hot water. The Pinjar community is home to 58 couple families with children and 16 one-parent families, meaning a large proportion of households face substantial hot water demand. With 118 homes owned with a mortgage and 115 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.
Pinjar is converting hot water demand to efficient systems faster than many peers, with 33.7% of dwellings already upgraded.
Hot water systems in Pinjar
In Pinjar, hot water is something you notice most on those crisp winter mornings and long, dusty summer days. With mostly separate houses and an average household size of 3.1 people, a reliable, energy efficient hot water system is a must. Many homes are owned outright or with a mortgage, so upgrading from an old gas or electric hot water system to a modern heat pump hot water system or solar hot water system is a smart way to protect the budget and add value.
Pinjar’s sunshine is a real asset. The local solar exposure averages about 19.3 MJ/m² a day over the year – roughly 5.4 kWh/m² per day – which is excellent for both a solar hot water heating system and high efficiency heat pump hot water. With median household incomes around $2,170 a week and solid family numbers, shifting to the most efficient hot water system can mean serious annual hot water energy savings without sacrificing comfort.
Across the 6078 postcode there are 279 occupied dwellings, and hot water can be one of the biggest single energy users in the home. That is why more locals are comparing heat pump vs solar hot water and even looking at solar hot water vs electric hot water to see what suits their roof, budget and lifestyle. Brands like Rheem heat pump hot water and Sanden heat pump are popular for low running costs, while Rheem solar hot water, Rinnai solar hot water and Chromagen solar hot water offer proven solar hot water installation options. For all electric homes, a modern electric hot water system paired with rooftop solar can also be an extremely energy efficient hot water system when set up properly.
Typical bill savings in Pinjar for a well sized upgrade can look like this:
• Old electric to heat pump hot water system: save around $350–$700 a year. • Gas to heat pump hot water system: save roughly $250–$600 a year. • Gas to solar hot water system: save around $200–$550 a year. • Old electric to efficient electric hot water system with solar: save about $250–$500 a year.
Recent installs in Pinjar show this shift is already underway. There have been 101 efficient hot water installations so far, combining heat pump hot water installation and solar hot water installation. Install numbers started appearing from 2012, building steadily through 2014–2018, then peaking around 2020 with 12 systems installed. After a quieter patch, 2024 saw another jump with 10 installs, plus several more in 2025. This steady growth reflects rising interest in electrification, lower running costs and moving towards the best hot water system Australia can offer for local conditions.
Hot Water Rebates, Tariffs & Savings
Pinjar households are increasingly looking to replace old gas units and ageing cylinders with efficient options like heat pump hot water, a new electric hot water system or a solar hot water system. Australian Government incentives such as Small-scale Technology Certificates (STCs) help cut the solar hot water price / cost and heat pump hot water price / cost, while WA-based programs and retailer offers can act like a solar hot water rebate, heat pump hot water rebate or electric hot water system rebate in practice. For many homes, these discounts can reduce the hot water system price / cost by a substantial percentage and trim payback periods to just a few years, especially when paired with rooftop solar and smart timers or solar diversion controls. With the right setup, you can dramatically cut your hot water WA energy use, reduce bills by hundreds of dollars a year and take advantage of every hot water rebate WA households can access.
If you are in Pinjar and your old gas or electric unit is on its last legs, now is a great time to check whether a heat pump, solar hot water system or modern electric hot water installation is right for you. Talk to experienced local specialists in hot water installation and hot water repair who understand Pinjar’s solar conditions and household patterns. They can help you compare electric hot water vs gas hot water, guide you through solar hot water tank replacement, solar hot water repair and rebates, and recommend the best heat pump hot water system or solar hot water price / cost options to reduce bills, cut emissions and future proof your home—then connect with trusted local experts for personalised advice with us.