Hot Water in Gray, NT

Hot Water Systems in Gray

The 0830 postcode, covering Gray, Driver, Durack, Farrar, Marlow Lagoon, Moulden, Palmerston, Shoal Bay, Woodroffe, Yarrawonga and Archer and surrounding areas, is home to around 6,805 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 Gray and the 0830 area, 2,901 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 Gray's climate delivering an average of 5.9 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.

Icon

Hot Water Ranking

Postcode 0830

3rd

State Wide

59th

Australia Wide

Hot Water Installation Gray

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 Gray

* Data from the Bureau of Meteorology. Closest station: N/A.

Solar Powered Hot WaterGray

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.

Financial Ad Icon

Want Solar Finance Options?

Compare lenders and get tailored loan offers.

Heat Pump Hot Water Systems for Gray

Compare heat pump hot water systems suitable for Gray'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 - Gray, 0830

Icon

Hot Water Demographics - Gray

Based on the Australian Bureau of Statistics 2021 Census (ABS), Gray has around 6,805 private dwellings, home to approximately 16,480 people. With an average household size of 2.7 people, and around 50 litres of hot water used per person each day in Australia, Gray households use approximately 135 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 Gray's suitability for energy-saving improvements like energy-efficient or solar-powered hot water. The Gray community is home to 1,580 couple families with children and 678 one-parent families, meaning a large proportion of households face substantial hot water demand. With 2,505 homes owned with a mortgage and 757 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.

Gray is converting hot water demand to efficient systems faster than many peers, with 42.6% of dwellings already upgraded.

Icon

Hot water systems in Gray

In Gray, hot water is a big chunk of your power bill, so more locals are switching to an energy efficient hot water system rather than sticking with old gas or ageing electrics. With an average household size of 2.7 people and more than 4,700 separate houses across the 0830 area, families are looking for reliable hot water that can handle busy mornings without blowing the budget. Median household income sits just over $2,000 a week, so it makes sense that homeowners are comparing heat pump hot water, solar hot water and modern electric hot water system options to lock in long term savings.

Gray’s tropical climate is ideal for efficient hot water. The Chase weather station records around 21.2 MJ/m² of solar exposure a day on average – roughly 5.9 kWh/m² – which is excellent for a solar hot water system or a heat pump hot water system that uses warm air to heat your tank. With plenty of young families and more than 2,500 homes owned with a mortgage, upgrading from older gas or an inefficient electric hot water system to a modern, energy efficient hot water system is a logical next step. Over a year, the hot water energy savings in a typical Gray home can easily reach hundreds of dollars, especially when you pair a hot water upgrade with rooftop solar.

Across the 0830 postcode, hot water demand is driven by family living – three bedroom homes are the norm, and hot water use can be one of the largest single loads after air conditioning. That is why many households are weighing up heat pump vs solar hot water and even 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 and Sanden heat pump units are popular for low running costs, while Rheem solar hot water, Rinnai solar hot water and Chromagen solar hot water options suit homes with good roof space and strong sun. For many, the best hot water system Australia wide is the one that balances upfront hot water system price with long term savings, reliability and available rebates.

When you look at efficient hot water systems installed locally, Gray and the wider 0830 area are already well on the way. There have been 2,901 efficient hot water installations – mainly heat pump hot water installation and solar hot water installation – recorded so far. Install numbers ramped up strongly from the mid‑2000s, peaking around 2006–2007, with steady interest continuing through to 2024 and 2025. That long trend shows growing confidence in electrification, lower running costs and moving away from gas hot water. As more homes add solar, pairing it with an electric hot water installation or solar hot water tank replacement is becoming the obvious way to reduce bills and emissions.

Typical savings in Gray will depend on your starting point, but the pattern is consistent. Swapping an old electric to a best heat pump hot water system can cut hot water energy use by up to 60–70%. Moving from gas to a quality heat pump hot water system or solar hot water heating system can deliver similar reductions while getting you off volatile gas prices. A modern, well‑insulated electric hot water installation timed to run on solar can still be an energy efficient hot water system compared with a very old unit, especially if you access an electric hot water system rebate.

• Old electric hot water to heat pump: around $350–$700 a year off bills. • Gas hot water to heat pump: around $300–$600 a year off bills. • Gas hot water to solar hot water system: around $250–$550 a year off bills. • Old electric to new electric hot water with solar: around $200–$450 a year off bills.

In the Northern Territory, hot water nt incentives can make these upgrades even more attractive. Federal Small‑scale Technology Certificates (STCs) apply to eligible solar hot water systems and heat pumps, effectively acting as a solar hot water rebate or heat pump hot water rebate that is usually taken off the invoice up‑front. Depending on the system size and efficiency, these hot water rebate nt style discounts can slice a substantial percentage off the installed heat pump hot water price or solar hot water price. When you combine rebates with rooftop solar and smart timers or solar diversion, the payback period on an efficient hot water upgrade can shrink to just a few years, especially for high‑use families.

If you are comparing electric hot water vs gas hot water, or trying to decide between heat pump vs solar hot water, it pays to get local advice. Gray’s strong solar resource and growing interest in sustainability mean there has never been a better time to look at rheem solar hot water, sanden heat pump options, chromagen solar hot water or other contenders for the best heat pump hot water system. A well chosen hot water system can reduce bills, cut emissions and future proof your home.

If your current unit is older, noisy or struggling to keep up, now is a smart time to see whether a heat pump, solar hot water repair and upgrade, or modern electric hot water system could work for your place in Gray. Talk with experienced local hot water installers who specialise in heat pump hot water installation, solar hot water repair and solar hot water tank replacement. With the right advice, you can compare hot water system cost options, tap into available rebates, and choose an energy efficient hot water system that suits your family, your roof and your budget – then enjoy reliable, affordable hot water for years to come.

Nearby Suburbs

See Also