Solar Panel Size in Australia: How Many Solar Panels Needed?

Solar panel size or dimension determines the number of solar panels required in Australia and their wattage, measured in height by width. And the solar system produces the wattage, measured in Watts or W.

solar panel size Australia

If you are in the market for new solar panels or considering installing a solar panel system at your home or business, you may have observed the physical dimensions and weight specifications of solar panels listed in the product descriptions.

Solar panel size and weight vary. To ensure your planned solar panel system can provide enough electricity for your home or outdoor adventure, you need to consider its size and weight. Jackery Solar Panels can be folded and secured for portability. With higher conversion efficiency, solar energy can be effectively utilized.



Dimensions (Unfold)

Dimensions (Folded)


SolarSaga 100W


SolarSaga 100W

48 x 21 x 0.2 in (1220 x 535 x 5 mm)

24 x 21 x 1.4 in (610 x 535 x 35 mm)

4.69 kg

SolarSaga 80W


SolarSaga 80W

35.67 x 20.79 x 1.06 in (906 x 528 x 27 mm)

35.67 x 20.79 x 1.06 in (906 x 528 x 27 mm)

5.1 kg

This article comprehensively explains solar panel size, weight, and wattage. Here are SolarSaga 100W and SolarSaga 80W solar panels. Combining Jackery Solar Panels with Portable Power Stations to convert sunlight into electricity could be the most significant green, sustainable, and free energy source for residential backup power.

Key Takeaways:

• 3 Million homes and businesses installed solar panels, adding 2.88 gigawatts to the grid in Australia.

A solar panel's dimensions include its length, breadth, and height. Standard rooftop solar panel size is 99 cm by 167.6 cm, and standard portable solar panel size is 45 cm by 25 cm.

• Most solar panels weigh 40 to 50 pounds.

• The rooftop solar panels have 250W to 400W output, and the portable solar panels have 60W to 200W output.

On average, a residence needs 5 kWh of solar power daily. An outdoor adventure typically uses between 1.5 to 2 kWh of solar power.

You can choose Jackery SolarSaga 100W and 80W portable solar panels for outdoor activities.

Solar Energy in Australia

Many Australians are switching to solar power systems as they work towards a sustainable future and learn to survive off the grid.

The year 2021 was a milestone for solar energy in Australia. According to Clean Energy Regulator (CER) data, 3.04 million homes and businesses installed solar panels, adding 2.88 gigawatts to the grid. Moreover, CER data indicate an increase of 4.5% in solar power installations and an increase of 8.6% in solar power capacity.

Using solar energy to power your residence or business is an environmentally friendly option. There are no direct glasshouse gas emissions because solar energy generates electricity rather than fossil fuels.

Sunlight is a renewable energy source, so it will never run out. Coal and gas are fossil resources that will deplete over time. And in Australia, there is abundant sunlight throughout the entire year. Cleanly and silently, solar panels convert sunlight into electricity.

Solar Panel Size in Australia 

A solar panel's dimensions include its length, breadth, and height. Solar panels are available in various sizes, but the standard measurement for residential use is 99 cm by 167.6 cm. This dimension is called a "module" and can vary marginally between manufacturers.

Solar panel sizes are significant in determining the number of panels required for a system. in addition to the total carbon footprint of your solar installation. When contemplating a solar panel system for your residence or business, roof or floor space must be available in addition to any height restrictions or zoning regulations that could affect your uses.

The dimensions of solar panels vary based on their application; for instance, panels used in commercial installations are typically larger than those used in residential buildings, and the dimensions of rooftop solar panels differ from those of portable solar panels.

Solar Cell Size in Australia

Solar panels are composed of solar cells, the squares visible on the boards. Cells directly convert light energy into electricity by using the photovoltaic effect. The more solar cells a solar panel contains, the more power it can generate.

Solar Cell Size in Australia

Historically, solar cell proportions have been 156mm x 156mm; however, they have increased over the past three to four years, resulting in solar panels with larger dimensions.

Monocrystalline silicon, polycrystalline silicon, and thin-film solar substrates can all be used to create solar cells. The outputs of polycrystalline and monocrystalline solar panels differ. Solar panels with monocrystalline silicon solar cells are typically the most efficient, meaning they do not need to be physically large to provide high outputs.

Rooftop Solar Panel Size in Australia

Although solar panels in Australia come in standard measurements, manufacturers still determine their solar panels' size and output capacity. Traditional solar panels measure 1.70 m x 1 m and generate between 250 and 340 volts. Typically, the variation in output does not affect the dimensions of a single solar panel.

Solar panels are traditionally divided into two sizes: 60-cell and 72-cell solar panels. Size in watts corresponds to tangible dimensions and output power. For example, 60-cell solar panels measure 99 x 167.6 cm and produce 270 to 300 watts, while 72-cell solar panels have an average output ranging between 350 and 400 watts due to the extra row cells.

Standard residential solar panels typically contain 60 solar cells (or 120 solar cells divided in half) and generate between 250W and 400W of electricity. These panels can differ from 1.6m tall by 1m wide to 1.7m tall by 1m wide.

Solar Panel



60 Solar Cells

6 x 10

99 x 167.6 cm

72 Solar Cells

6 x 12

99 x 195.5 cm

Portable Solar Panel Size in Australia

The use of solar panels has expanded beyond rooftops and permanent installations. Numerous portable solar modules are now available for camping, RVs, and emergency supplies. Also, portable solar panels for residential use are available for purchase. It is convenient to have one at home.

Due to their portability, portable solar panels are always smaller than rooftop solar panels, as their name implies. Only compact, foldable solar panels are ideal for transport and portability, whether camping, RVing, hiking, or living off the grid.

Typically, portable solar panels measure 45 cm in height by 25 cm in width. Although portable solar panels are smaller than rooftop solar panels, their efficacy remains unchanged regardless of size. Continue reading to discover more about solar panel output, which clarifies the relationship between solar panel size and wattage.

Solar Panel Weight in Australia

The weight of solar panels is significant for several purposes. The robustness of the roof or structure on which a solar system is to be installed is of the utmost importance. The effort required to transport and install the panels on a top should also be considered.

When designing a solar energy system, it is essential to consider the weight of solar panels as it will compromise the roof's structural integrity. Suppose your roof cannot sustain the solar panels' weight. You may need to fortify it or locate alternative mounting options, such as portable solar panels. In addition, the importance of the solar panel weight will affect the shipping and installation costs.

Depending on the type of solar panel and the materials used in its construction, the weight of a solar panel can vary. Most standard solar panels weigh between 40 to 50 pounds, but heavier panels can weigh up to 60 pounds.

Because of their greater height and weight, 72-cell solar panels are more difficult to handle during installation due to the effects of wind.

Solar Panel Output in Australia

Solar panels can vary in their ability to capture the sun's beams and generate electricity depending on their brand and model. The wattage output of the rooftop solar panels can range between 250W and 400W for residential and commercial use.

And the output of portable solar panels can range from 60W to 200W. To determine how many solar panels are needed to produce a certain amount of electricity, use the following formula:

Solar System Size = No. of Solar Panels x Solar Panel Output

Watt is the unit used to quantify the transfer rate of energy. One kilowatt equals one thousand watts. The wattage rating of solar panels specifies the maximum power the solar panel can deliver at any given moment, revealing their capacity.

kWh or watt-hour is a unit of measurement for energy production or consumption over time. The team will be the actual electricity produced per kW per kilowatt-hour (kWh) on your electricity bill.

How Much Solar Power Do You Need in Australia? 

The size of solar panels can refer to several distinct factors:

• The height and width of each panel can be used to determine how many can fit on your available roof space.
• Power output or wattage per panel determines the number of solar panels necessary to generate the required quantity of electricity.
• The weight of panels can impact the degree of transportation and installation difficulty.

    But before using solar panels, you must determine how much solar energy you require for your residence or outdoor activities.

    How Much Solar Power Do You Need for Households in Australia?

    To determine how much solar energy your household requires, you must first determine your objectives. Do you wish to reduce or offset your energy costs through solar?

    Once you've determined your energy-saving objectives, it's time to examine your most recent electricity bills and calculate your residence's average daily energy consumption.

    The average Australian home's electricity consumption will vary depending on location and the season. Consider the table below to determine how much energy Australian households consume in kilowatt-hours (kWh).











































    *Data Source: Australian Energy Regulator

    As can be seen, winter electricity consumption in Tasmania is significantly distinct from that in Queensland. Seasonal variations in energy consumption will also be apparent. On average, a residence consumes 5 kWh per day.

    How Much Solar Power Do You Need for Outdoor Adventures?

    Solar panels like Jackery Solar Panels can be used for camping, RVing, and off-grid living. Portable solar panels are composed of photovoltaic cells, which absorb and convert sunlight into electricity. The portable solar panels are ultimately connected to a battery that stores solar energy.

    Your energy requirements will depend on whether or not you plan to stay in a powered campground or caravan park. Even if they spend most of their time in campgrounds, more people are installing solar panels as an energy source. This energy is free and environmentally beneficial.

    Solar energy is acquiring popularity in Australia, and its benefits for outdoor activities are even more significant. The sun's free energy can charge a solar-powered battery, allowing you to travel to remote locations without grid electricity.

    An outdoor excursion typically utilizes between 1.5 and 2 kWh of solar power.

    Outdoor Appliances



    Solar Power Needed









    Portable Fan




    Ceiling Fan








    Water Pump




    *Data Source: Australian Energy Regulator

    How Many Solar Panels Do You Need in Australia?

    The size of a solar system is quantified in kilowatts (kW), with one kW of panels producing approximately four-kilowatt hours (kWh) of usable electricity per day. The solar panel size will impact the solar system size.

    Consider the following factors when determining how many solar panels you need for your residence or outdoor activities:

    • Household / Outdoor Energy Usage: Examine a few recent electricity invoices to determine how much energy your household or outdoor activity consumes and how much it costs daily. This information is typically presented on the first or second page and includes 'costs per day' and a 'daily usage' quantity expressed in kWh.
      • Hours of Sunshine: Solar panels function when exposed to direct sunlight, so the quantity of daylight in your location will be essential. It also means that the seasons, your geographical location, and any shading or obstructions on your roof come into action.
        • Personal Energy Goal: This is where planning for the future can be helpful. Do you intend to rely solely on solar energy to power your home during the day? Or do you desire to add a solar battery to your solar panels to store excess energy for nighttime use?
          how Jackery solar panels work

          Jackery is the most prominent manufacturer of portable solar panels, power stations, and solar generators. The Jackery Solar Panels are lightweight and compact, making them simple to transport. You can set up the aesthetically pleasing solar panels and ergonomically designed handles in just one minute, and are ideal for outdoor use.

          Unlike conventional power sources, solar panels emit no harmful gases or fumes, making them environmentally favorable and requiring minimal or no maintenance. With Jackery Solar Panels, you can save money while preserving the environment.

          SolarSaga 100W Solar Panel

          • Power Rating: 100W
          • Conversion Efficiency: 23%
          • Materials: Monocrystalline silicon solar cells
          • Waterproof: IP65
          • Solar Power: Power voltage 18V; power current 5.55A; open circuit voltage 21.6V; short circuit current 6A
          • Dimensions: Folded 24 x 21 x 1.4 in (610 x 535 x 35 mm); unfolded 48 x 21 x 0.2 in (1220 x 535 x 5 mm); weight 10.33 lbs (4.69 kg)

            100-watt solar panels are the most common size for portable solar panels. With a thin layer of solar cells encased in ETFE and designed for portability, Jackery SolarSaga 100W solar panels provide 100 watts of power. ETFE is a fluorine-derived plastic polymer that is an outstanding lightweight alternative to glass. In addition to being lightweight and more flexible than rigid plastic, this material is also resilient.

            SolarSaga 100W Solar Panel

            Two handles on each side of the panel meet when the board is folded together. These handles are made from TPE, a material composed of plastic and elastomer. Instead of closures, the folded panel is held together by two magnets.

            Two built-in supports function as a stand. These are secured in place when folded by Velcro and when extended by two straps. A portion of dense, fabric-covered plastic is used to reinforce the legs. SolarSaga 100W solar panels are compatible with Portable Power Stations, enabling you to use solar energy to power your camper, caravan, RV, or off-grid cabin on the go.


            No. of Panels



            Explorer 2000 Pro



            Fridge(700W): 3.4H

            TV(150W): 15.9H

            Light(20W): 119.2H
            Microwave(600W): 4H

            Fan(200W): 12H

            Explorer 1000 Pro



            Fridge(700W): 1.6H

            TV(150W): 7.3H

            Light(20W): 55H
            Microwave(600W): 1.8H

            Fan(200W): 5.5H

            Explorer 500



            Fridge(700W): 0.8H

            TV(150W): 3.6H

            Light(20W): 27.2H
            Microwave(600W): 0.9H

            Fan(200W): 2.7H

            *Learn more details from our product page.

            SolarSaga 80W Solar Panel

            • Power Rating: 80W
            • Conversion Efficiency: 25%
            • Materials: Monocrystalline silicon solar cells
            • Waterproof: IP68
            • Solar Power: Power voltage 22V; power current 3.6A; open circuit voltage 28.5V; short circuit current 3.71A
            • Dimensions: Folded 35.67 x 20.79 x 1.06 in (906 x 528 x 27 mm); unfolded 35.67 x 20.79 x 1.06 in (906 x 528 x 27 mm); weight 10.33 lbs (5.1 kg)

              SolarSaga 80W Solar Panels are compatible with all Jackery power stations, offering a comprehensive range of simultaneous charging options for up to twelve 80W solar panels. The solar panel comprises 2,8 mm of complete low-iron toughened glass, which lends it exceptionally high durability. It has a unique corner design that adds structure, allowing for a simple and quick assembly in less than one minute.

              SolarSaga 80W Solar Panel

              The IP68-certified waterproof and dustproof function can withstand extreme weather conditions. Flexible enough for outdoor use, a two-meter extension cable is supplied for applications requiring longer recharge distances.

              Made of reinforced, low-iron glass, it has a transmittance of 95% and a conversion rate of 25%. Combining SolarSaga 80W solar panels and Portable power stations can increase the amount of solar energy generated for outdoor activities.  


              No. of Panels



              Explorer 1000 Pro



              Fridge(700W): 1.8H

              TV(150W): 8.3H

              Light(20W): 62.4H
              Microwave(600W): 2.1H

              Fan(200W): 6.2H

              Explorer 500



              Fridge(700W): 0.8H

              TV(150W): 3.6H

              Light(20W): 26.8H
              Microwave(600W): 0.9H

              Fan(200W): 2.7H

              Explorer 240



              TV(150W): 1.7H

              Light(20W): 13H
              Microwave(600W): 0.4H

              Fan(200W): 1.3H

              *Learn more details from our product page.

              Solar Panel Size FAQs

              These are the most frequently asked questions about solar panel size in Australia.

              1. What size of solar generator do I need?

                Portable solar generators are a portable power source that generates solar energy. Jackery Solar Generators combine Jackery Solar Panels and Portable Power Stations, allowing you to utilize solar power extensively.

                Calculate the energy you need if you are considering purchasing a solar generator as a backup power source for your residence or outdoor activities. Jackery Portable Power Stations have capacities ranging from 240Wh to 2016Wh, depending on the user's requirements. The formula for calculating your device's recharge time is as follows:

                Working Time = Power Station Capacity*0.85 / Your Device's Operating Wattage

                For example, charging a 100W outdoor refrigerator with Solar Generator 2000 Pro (2160Wh capacity) requires 17.3 hours (2160Wh*0.85/100W).

                Jackery solar generator
                2. Are large solar panel sizesbetter?

                  Should you opt for larger solar panels for home and outdoor use? Although they can be purchased for less money because fewer panels are needed to produce the same amount of energy, they have some disadvantages.

                  First, they are approximately 30% larger than standard solar panels, so arranging them efficiently on a home's roof can be more challenging. Reduced spaces necessitate panels with a reduced maximum panel-to-roof space ratio.

                  They are also heavier, making them more challenging to transport and install. Therefore, consider a portable solar panel like Jackery Solar Panels if you prioritize portability.

                  3. How big of a 100W solar panel?

                    Solar panels of 100W are an ideal size for portable power systems. The sun can provide pure, renewable energy without breaking the bank. They function well in off-grid environments like RVs and can power several smaller AC appliances.

                    100W solar panels are significantly smaller than most residential rooftop solar panels. Connecting your 100-watt solar panel to the correct battery is the optimal method to utilize it. Batteries store excess energy to keep the power on during cloudy days and at night.

                    Unfolded, the Jackery SolarSaga 100W measures 48 x 21 x 0.2 in (1220 x 535 x 5 mm), and when folded, it measures 24 x 21 x 1.4 in (610 x 535 x 35 mm).

                    Final Thoughts

                    Many Australians are switching to solar power systems as they work towards a sustainable future and learn to survive off the grid. If you're contemplating solar energy, you're curious about how to choose solar panel size. There are standard proportions for residential and commercial solar panels and sizes for portable solar systems.

                    On this page, you will learn about solar panels' size, weight, and output and determine how many portable solar panels you need for your home or outdoor excursions. If you're considering going solar, you should choose Jackery Solar Panels, which have a higher conversion efficiency and excellent durability.

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