Hot Water Systems in Mount Mercer
The 3352 postcode, covering Mount Mercer, Ballarat Roadside Delivery, Dean, Scotchmans Lead, Windermere, Addington, Barkstead, Blowhard, Bolwarrah, Bonshaw, Brewster, Bullarook, Bungaree, Bunkers Hill, Burrumbeet, Cambrian Hill, Cardigan, Cardigan Village, Chapel Flat, Clarendon, Claretown, Clarkes Hill, Corindhap, Dereel, Dunnstown, Durham Lead, Enfield, Ercildoune, Garibaldi, Glen Park, Glenbrae, Gong Gong, Grenville, Invermay, Lal Lal, Lamplough, Langi Kal Kal, Learmonth, Leigh Creek, Lexton, Magpie, Millbrook, Miners Rest, Mitchell Park, Mollongghip, Mount Bolton, Mount Egerton, Mount Mitchell, Mount Rowan, Napoleons, Navigators, Pootilla, Scotsburn, Springbank, Sulky, Wallace, Warrenheip, Wattle Flat, Waubra, Weatherboard, Werneth and Yendon and surrounding areas, is home to around 7,012 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 Mount Mercer and the 3352 area, 1,457 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 Mount Mercer's climate delivering an average of 4.2 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 3352
55th
State Wide
170th
Australia Wide
Hot Water Installation Mount Mercer
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 Mount Mercer
* Data from the Bureau of Meteorology. Closest station: N/A.
Solar Powered Hot WaterMount Mercer
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 Mount Mercer
Compare heat pump hot water systems suitable for Mount Mercer'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 - Mount Mercer, 3352
Hot Water Demographics - Mount Mercer
Based on the Australian Bureau of Statistics 2021 Census (ABS), Mount Mercer has around 7,012 private dwellings, home to approximately 17,515 people. With an average household size of 2.8 people, and around 50 litres of hot water used per person each day in Australia, Mount Mercer households use approximately 140 litres of hot water daily, equating to a massive 1.0 million litres of hot water used across the suburb every single day.
Other census insights reinforce Mount Mercer's suitability for energy-saving improvements like energy-efficient or solar-powered hot water. The Mount Mercer community is home to 1,710 couple families with children and 308 one-parent families, meaning a large proportion of households face substantial hot water demand. With 3,101 homes owned with a mortgage and 2,416 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.
Mount Mercer is converting hot water demand to efficient systems faster than many peers, with 20.8% of dwellings already upgraded.
Hot water systems in Mount Mercer
Across Mount Mercer and the wider 3352 area, more households are swapping old gas and electric units for an energy efficient hot water system that keeps bills down and comfort up. With an average household size of around 2.8 people and more than 6,300 occupied dwellings, reliable hot water is essential for busy families and working couples alike. Many homes are owned outright or with a mortgage, so upgrading the hot water system is a smart way to protect the value of the property while trimming running costs.
Mount Mercer enjoys strong solar exposure, with average annual sunlight of about 15.1 MJ/m² per day – roughly 4.2 kWh/m²/day. That level of sun makes a solar hot water system or heat pump hot water system a logical upgrade from older gas or resistive electric hot water. Households in the area can often save hundreds of dollars a year on energy, especially when they move to the most efficient hot water system and run it alongside rooftop solar. For many locals, hot water energy savings are one of the easiest ways to cut overall electricity use.
In 3352, demand for efficient hot water is growing steadily. A typical family home with three or four bedrooms has significant daily hot water demand, so the choice of hot water system has a big impact on bills. Many residents are comparing heat pump vs solar hot water, or weighing up solar hot water vs electric hot water when planning a hot water installation or replacement. Quality brands like Rheem heat pump hot water, Sanden heat pump and Rinnai solar hot water are popular options, along with chromagen solar hot water and other proven systems used across regional Victoria.
Average annual bill savings will vary by household, but realistic ranges for Mount Mercer look like this:
• Old electric hot water to heat pump hot water system: save around $400–$900 per year. • Gas hot water to heat pump: save roughly $300–$700 per year. • Gas to solar hot water heating system: save about $250–$600 per year. • Old electric to modern electric hot water system with solar: save around $250–$500 per year.
Over time, these savings can more than offset the hot water system price / cost, especially when rebates apply.
Efficient systems are already taking off locally. In the 3352 postcode there have been 1,457 efficient hot water installations (heat pump and solar hot water installation combined). Install numbers jumped sharply around 2008–2011, then picked up again in 2019 and have remained solid through to 2024. This trend shows growing interest in electrification, lower running costs and cleaner hot water in Mount Mercer. Alongside new installs, there is strong demand for hot water repair, solar hot water repair and solar hot water tank replacement as older units reach the end of their life.
Hot Water Rebates, Tariffs & Savings
For Mount Mercer homeowners, the shift away from gas and old electric hot water is being helped along by generous incentives. The Australian Government’s Small-scale Technology Certificates (STCs) reduce the upfront solar hot water price / cost and heat pump hot water price / cost, while Victorian state programs can provide a heat pump hot water rebate, solar hot water rebate and even an electric hot water system rebate in some cases. Together, these hot water rebate VIC programs can cut the installed cost by a substantial percentage, bringing premium brands like Rheem solar hot water, Sanden heat pump or the best heat pump hot water system within reach for more families.
When you combine rebates with rooftop solar, timers or solar-diversion controls, the payback period on a new energy efficient hot water system can drop to just a few years. For many homes in Mount Mercer, that means long-term savings in the thousands, plus the comfort of reliable hot water VIC wide without worrying about volatile gas prices or ageing cylinders.
If your hot water system is more than 10 years old, running on gas, or you are curious about the best hot water system Australia has to offer for your style of home, now is a good time to explore a hot water upgrade. Whether you are leaning towards a heat pump hot water installation, a solar hot water installation, or a modern electric hot water installation, working with experienced local installers like us makes the process simple. Mount Mercer is well placed for sustainable living, and efficient hot water systems can help reduce bills, cut emissions and future-proof your home. For personalised advice on hot water repair, replacement or new installs, connect with our trusted local experts today and find the right solution for your household.