Hot Water Systems in Jarrahdale
The 6124 postcode, covering Jarrahdale and surrounding areas, is home to around 464 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 Jarrahdale and the 6124 area, 236 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 Jarrahdale's climate delivering an average of 5.2 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 6124
148th
State Wide
927th
Australia Wide
Hot Water Installation Jarrahdale
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 Jarrahdale
* Data from the Bureau of Meteorology. Closest station: N/A.
Solar Powered Hot WaterJarrahdale
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 Jarrahdale
Compare heat pump hot water systems suitable for Jarrahdale'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 - Jarrahdale, 6124
Hot Water Demographics - Jarrahdale
Based on the Australian Bureau of Statistics 2021 Census (ABS), Jarrahdale has around 464 private dwellings, home to approximately 1,106 people. With an average household size of 2.6 people, and around 50 litres of hot water used per person each day in Australia, Jarrahdale households use approximately 130 litres of hot water daily, equating to a massive 0.1 million litres of hot water used across the suburb every single day.
Other census insights reinforce Jarrahdale's suitability for energy-saving improvements like energy-efficient or solar-powered hot water. The Jarrahdale community is home to 102 couple families with children and 17 one-parent families, meaning a large proportion of households face substantial hot water demand. With 237 homes owned with a mortgage and 133 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.
Jarrahdale is converting hot water demand to efficient systems faster than many peers, with 50.9% of dwellings already upgraded.
Hot water systems in Jarrahdale
Across Jarrahdale, more locals are swapping old gas and electric units for modern, energy efficient hot water systems. With most of the 433 dwellings being separate houses and an average household size of 2.6 people, hot water demand is steady year-round. Power prices keep climbing, so upgrading to a smarter hot water system is a logical next step for families and retirees looking to lock in long‑term savings.
The Serpentine Main Dam weather station shows an impressive 18.6 MJ/m² of average solar exposure annually, which works out to roughly 5.2 kWh of solar energy per square metre per day. That strong sunlight makes both a solar hot water system and a heat pump hot water system perform really well in Jarrahdale’s climate, especially for homes already running solar power. With many households carrying a decent mortgage and median household income over $2,000 a week, investing in an energy efficient hot water system is a practical way to reduce running costs and future‑proof the home.
In 6124, most homes are three‑ or four‑bedroom places, which typically means higher hot water use for showers, washing and dishwashers. A modern heat pump hot water installation can cut the energy use of hot water by up to two‑thirds compared with an older electric hot water system, while a well‑designed solar hot water heating system can cover the bulk of your needs on sunny days. Many locals are comparing 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 household and roof layout.
For a rough idea of savings, here are typical annual bill reductions Jarrahdale households might see:
• Old electric to quality heat pump hot water system: $400–$800 per year • Gas hot water to heat pump hot water system: $300–$700 per year • Gas hot water to roof‑mounted solar hot water system: $300–$600 per year • Old electric to modern electric hot water installation paired with solar PV: $250–$500 per year
Brands like Rheem, Rinnai, Sanden and Thermann are common choices locally, with options ranging from rheem solar hot water and rinnai solar hot water systems through to rheem heat pump hot water and premium sanden heat pump units. Many homeowners ask which is the best hot water system Australia offers or the best heat pump hot water system for their specific needs. The right answer depends on your roof space, budget, hot water system price / cost expectations, and whether you want to move towards an all‑electric home.
Jarrahdale has already seen 236 efficient hot water systems installed, including both heat pump and solar hot water installation projects. Install numbers climbed steadily from the early 2000s, with noticeable growth around 2006–2010 and a fresh lift again in 2019 and 2023. That trend shows a clear shift towards electrification, lower running costs and more reliable hot water wa solutions, especially as older gas units reach the end of their life and solar hot water tank replacement becomes urgent.
Hot Water Rebates, Tariffs & Savings
Right now there is strong interest in replacing old gas or electric hot water with efficient options like heat pumps, modern electric hot water system upgrades and solar hot water in Jarrahdale. Federal incentives such as Small‑scale Technology Certificates (STCs) help reduce the solar hot water price / cost and heat pump hot water price / cost by effectively discounting the upfront outlay. On top of that, WA households may access state‑based support or retailer offers that act like a solar hot water rebate, heat pump hot water rebate or electric hot water system rebate for eligible upgrades. Combined, these hot water rebate wa programs can cut the system cost by a substantial percentage and shorten the payback period to just a few years, especially when you run the unit on daytime solar or use timers and smart controls. Many homes save hundreds of dollars per year on bills once an energy efficient hot water system is in place.
If your current unit is older, noisy or struggling to keep up, it is a good time to check whether your Jarrahdale home is ready for a hot water upgrade. Whether you are weighing electric hot water vs gas hot water, comparing heat pump vs solar hot water, or planning a solar hot water repair or solar hot water tank replacement, working with experienced hot water installation and hot water repair specialists matters. Local installers who understand hot water wa conditions can recommend the most efficient hot water system for your household, tap into any solar hot water rebate or hot water rebate wa offers, and design a system that cuts bills, reduces emissions and keeps your home comfortable for years to come. Connect with trusted local experts for personalised advice on the right hot water system, and make the most of Jarrahdale’s sunshine and strong energy‑efficiency potential.