Solar Batteries Thornleigh, NSW 2120
The 2120 postcode, which includes Thornleigh, Pennant Hills and Westleigh, has 7,435 households. Of these, 2,083 homes — or 28.0% — have installed rooftop solar panels, reflecting the community's growing move toward renewable energy. With more Thornleigh 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 Pennant Hills (yarrara Road), households in this community receive approximately 4.5 kWh of sunlight per day. Across 2120, rooftop solar systems collectively generate approximately 21,025,000 kWh of clean energy each year, based on an average system size of 7.2 kW. At current electricity rates, that's equivalent to around $6,307,500 of clean energy at grid electricity costs annually.
Solar Battery energy storage is growing just as rapidly, with 71 battery systems now installed across 2120. Together, these systems provide 902 kWh of stored energy capacity, with the average household storing around 12.7 kWh. This means local solar households can typically power their homes for 5.1 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, Thornleigh 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 Thornleigh. 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 15,023 kW of solar in this postcode generates approximately 21,025 MWh of clean energy annually.
Home Battery Ranking
Postcode 2120
N/Ath
In NSW
N/Ath
In Australia
Solar Battery Installations Thornleigh, NSW 2120
Batteries Installed
7.2% of top performerStorage Capacity
6.4% of top performerBattery-to-Solar Ratio
71 batteries / 2083 solar
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Solar Battery Storage Thornleigh, NSW 2120
* Data from The Bureau of Meteorology (BOM). Closest weather station to Thornleigh: Pennant Hills (yarrara Road) - approx. 976 m
Solar Batteries for Solar Panels Thornleigh, NSW 2120
Explore 675 certified home battery systems available in Australia. Compare specifications, capacity, and installation requirements. Annual average charge times are calculated using Thornleigh'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 Thornleigh, NSW 2120
Home Solar Batteries Thornleigh, NSW 2120
Thornleigh Demographics & Energy Profile
The 2021 Australian Bureau of Statistics data highlights why Thornleigh is emerging as a hotspot for solar battery adoption. The area's 7,435 households include N/A% couple families with children, and an average household size of 2.9 — a demographic that typically has higher energy needs due to larger home sizes and greater daily electricity use.
Strong homeownership rates in Thornleigh further support this transition, with 74% properties owner-occupied, including 2920 homes with a mortgage and 2602 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 Thornleigh 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 Thornleigh, NSW 2120
The shift towards renewable energy is growing fast in Thornleigh, and more locals are tuning in to the benefits of solar batteries for their homes and businesses. With Thornleigh’s average daily solar exposure sitting at an impressive 16.1 MJ/m² (about 4.47 kWh/m² per day), the suburb is perfectly placed to make the most out of solar panels and battery storage. High local home ownership—over 70% of dwellings are owned outright or with a mortgage—means plenty of residents can take control of their energy future. When you pair solar batteries with existing solar panels, it’s the next logical step to maximise your investment, avoid rising energy costs, and boost your property’s value. Typical households in Thornleigh can see annual energy savings in the range of $1,200 to $2,400 by adding a battery to their solar system.
Looking closer at Thornleigh (postcode 2120), it’s clear there’s growing confidence in solar tech. There are over 2,000 solar installations in the area, powering homes, schools, and businesses with more than 15,000 kW of clean energy. Battery adoption is rising too, with 71 battery systems already installed, providing a combined storage capacity of nearly 902 kWh. Leading brands like Tesla (13.5 kWh), Alpha ESS (7.8 kWh), BYD (13.8 kWh), and Sonnen (6.75 kWh) are popular choices, offering reliable solutions for households looking to store more energy. As for savings, here’s what you can expect on your annual bill:
• 5 kWh system: $1,200–$1,400 saved • 10 kWh system: $1,700–$2,000 saved • 13.5 kWh system: $2,200–$2,400 saved
Recent installations in Thornleigh reflect this strong local uptake. With 2,083 solar installations and a whopping 15,023 kW of solar capacity already on roofs, there’s a real sense of momentum. More homeowners are recognising the value of being able to store excess solar power for use after dark or during peak demand, rather than sending it back to the grid for minimal feed-in tariffs.
Interest is also growing in battery storage, rebates, and Virtual Power Plants (VPPs) around Thornleigh. The Australian Federal Government’s solar batteries rebate for NSW residents can make a big difference—discounts can cover up to 30% of your battery cost, and a typical 11.5–13.5 kWh battery could see $3,400–$4,000 knocked off your upfront bill. This can halve your payback period to as little as 3–4 years, especially if you join a VPP to earn credits for supporting the grid. For locals, the combination of incentives, smart technology, and reliable solar batteries for home makes now a great time to invest.
Thinking about solar batteries for your Thornleigh home? It’s worth checking if your property is battery-ready. With Thornleigh’s strong solar potential and a community that’s clearly embracing renewable energy, working with experienced solar battery installers can help you reduce your energy bills, boost your independence, and future-proof your home. Reach out to your trusted local experts for personalised advice and take the next step towards cleaner, smarter energy with us.