Solar Batteries Castlereagh, NSW 2749
The 2749 postcode, which includes Castlereagh and Cranebrook, has 5,693 households. Of these, 2,497 homes — or 43.9% — have installed rooftop solar panels, reflecting the community's growing move toward renewable energy. With more Castlereagh residents looking to reduce their reliance on the electricity grid, many are now turning to solar battery storage as the next step. Solar batteries help homeowners lower energy bills, increase energy independence, and improve long-term sustainability.
According to daily average sunshine data from the nearest weather station at Castlereagh (castlereagh Road), households in this community receive approximately 4.4 kWh of sunlight per day. Across 2749, rooftop solar systems collectively generate approximately 25,281,000 kWh of clean energy each year, based on an average system size of 7.3 kW. At current electricity rates, that's equivalent to around $7,584,300 of clean energy at grid electricity costs annually.
Solar Battery energy storage is growing just as rapidly, with 1 battery systems now installed across 2749. Together, these systems provide 10 kWh of stored energy capacity, with the average household storing around 9.8 kWh. This means local solar households can typically power their homes for 3.9 hours each night using clean energy they generated themselves during the day.
So instead of sending excess solar energy back to the grid for lower returns, Castlereagh homeowners are now storing and using their own clean power around the clock. This smart approach not only reduces reliance on expensive coal-generated electricity from the grid, it protects against blackouts, improves sustainability, and maximises their solar investment and long-term financial returns.
Our interactive tools below allow you to analyze battery performance throughout the year in Castlereagh. Explore monthly charge time variations, compare different system configurations, and see how your household's daytime energy consumption affects battery charging efficiency. All calculations use real climate data and daylight hours specific to your location.
For context, the 18,291 kW of solar in this postcode generates approximately 25,281 MWh of clean energy annually.
Home Battery Ranking
Postcode 2749
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In NSW
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In Australia
Solar Battery Installations Castlereagh, NSW 2749
Batteries Installed
0.1% of top performerStorage Capacity
0.1% of top performerBattery-to-Solar Ratio
1 batteries / 2497 solar
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Solar Battery Storage Castlereagh, NSW 2749
* Data from The Bureau of Meteorology (BOM). Closest weather station to Castlereagh: Castlereagh (castlereagh Road) - approx. 999 m
Solar Batteries for Solar Panels Castlereagh, NSW 2749
Explore 675 certified home battery systems available in Australia. Compare specifications, capacity, and installation requirements. Annual average charge times are calculated using Castlereagh's local climate data and average daylight hours. Use the interactive chart above to see monthly variations and customise scenarios for your specific needs.
Solar Battery Installers Castlereagh, NSW 2749
Home Solar Batteries Castlereagh, NSW 2749
Castlereagh Demographics & Energy Profile
The 2021 Australian Bureau of Statistics data highlights why Castlereagh is emerging as a hotspot for solar battery adoption. The area's 5,693 households include N/A% couple families with children, and an average household size of 3 — a demographic that typically has higher energy needs due to larger home sizes and greater daily electricity use.
Strong homeownership rates in Castlereagh further support this transition, with 69% properties owner-occupied, including 2613 homes with a mortgage and 1334 owned outright, representing households that are financially well-positioned to invest in long-term energy solutions like solar batteries.
The growing remote work trend adds another layer of opportunity, with N/A residents now working from home. This shift increases daytime electricity use, which aligns well with solar generation patterns and further strengthens the case for battery storage to capture and reuse solar energy later in the day.
Looking ahead, the presence of emerging electric vehicles owned in Castlereagh signals the next phase of the home energy transition. As EV adoption continues to grow, more households are recognising the benefits of integrating EV charging with solar battery systems, creating efficient, self-powered homes that maximise renewable energy use while minimising reliance on the grid.
* Based on Australian Bureau of Statistics 2021 Data
Solar Battery Rebates, Cost & Quotes Castlereagh, NSW 2749
There’s a real buzz around solar batteries in Castlereagh these days, as more locals turn their attention to energy independence and long-term savings. With Castlereagh’s generous solar exposure—averaging 15.9 MJ/m² per day (that’s about 4.4 kWh/m² daily)—it’s no wonder solar power is on the rise throughout the 2749 postcode. With over 5,400 dwellings and an average household size of three, there’s plenty of roof space and sun-soaked opportunity for solar batteries for solar panels. And with over 2,600 homes owned with a mortgage and another 1,300 owned outright, most residents are perfectly placed to invest in solar batteries home solutions.
Battery storage is the smart next step for anyone with PV panels. Not only does it help you store surplus energy for night-time use or cloudy days, but solar batteries installation can supercharge your bill savings—often slashing annual energy costs by $1,300 to $2,800 for typical households in Castlereagh. Considering the average family income sits above $2,300 weekly, solar batteries cost and payback are more manageable than ever, especially with a strong rebate on offer. Currently, there’s one recorded battery storage system in Castlereagh, clocking in at 9.8 kWh, but interest is growing rapidly as more locals see the benefits of solar batteries NSW-wide.
Across Castlereagh’s 2749 postcode, the community has already racked up 2,497 solar installations totalling a massive 18,291 kW. That’s a clear sign of a growing solar movement. When it comes to battery storage options, leading solar batteries manufacturers such as Tesla (13.5 kWh), BYD (13.8 kWh), Sungrow (9.6 kWh), and Redback Technology (8.6 kWh) are popular for their reliability and advanced features. Average annual bill savings when you install solar batteries are:
• 6–8 kWh systems: $1,200–$1,600 • 10–13 kWh systems: $1,800–$2,500 • 15–20 kWh+ systems: $2,600–$3,200
The appetite for solar batteries storage in Castlereagh is definitely there, with strong solar system density and over 2,497 systems already energising local homes. Households are increasingly keen on battery adoption, especially as energy prices bite and the value of local renewable energy becomes ever more obvious.
There’s also more reason to act now than ever, thanks to healthy solar batteries rebate NSW incentives. Homeowners in Castlereagh can access discounts of up to 30% off battery costs, with typical 11.5–13.5 kWh batteries eligible for rebates of around $3,400–$4,000—potentially halving payback periods to just 3–4 years. By joining a Virtual Power Plant (VPP), you can also unlock extra value, as your battery works with others in the neighbourhood to share and trade energy, boosting resilience and savings even further.
If you’re in Castlereagh and considering solar batteries for sale, now’s the time to see if your home is ready to make the most of our region’s superb sunlight. Working with experienced solar battery installers ensures you’ll get the right advice and a safe, seamless installation. With Castlereagh’s strong commitment to sustainability and renewable energy, adding battery storage can help you cut bills, take charge of your energy future, and add real value to your home. For personalised advice and a quote, get in touch with our trusted local experts today.