If you're considering installing solar panels for your Thomas Plain home (and/or a battery), this page offers useful related information and interesting statistics for Thomas Plain and the 5554 postcode area in South Australia.
If Thomas Plain isn't your location, you can search for installation information relevant to your town or suburb here:

In Thomas Plain's postcode area (5554), more than 1,525 small-scale systems have been installed with a collective capacity of 9,885 kW as at May 31, 2025.
Given a population of 4,954, this works out to 1,995 watts per person in the area, compared to a 1,125 watts Australian average. There are approximately 2,402 dwellings in the 5554 area, so that calculates out at 63 solar panel systems per 100 dwellings - the Australian average is 40.
Based on a conservative average of 41,690 kWh of energy production a day (enough to power the equivalent of 2,606 homes) and retail electricity costs of 42c per kilowatt-hour; Thomas Plain and 5554 postcode area residents are collectively generating $6,391,085 of energy at retail prices a year!
Thomas Plain solar power system owners are also contributing to greenhouse gas emission reduction, with the systems in 5554 region avoiding 7,761 tonnes of carbon dioxide emissions annually.
The Hookup Solar free quoting service has been used by 1 households in Thomas Plain and 161 households across the 5554 postcode area in South Australia.
You can join them! To get started, simply click the button below and we'll match you to up to 3 pre-vetted SA accredited installers we trust who service the Thomas Plain and 5554 area. Or continue reading for more useful information.
Thomas Plain experiences solar irradiation levels reaching approximately 5.03 kilowatt-hours per square metre per day on average over a year. The following graph shows solar irradiation/output levels per kilowatt of installed solar panels in the 5554 area per month.
Here's what you can expect to generate with various sized solar power systems in the Thomas Plain area, assuming good quality components, a suitable rooftop and professional, accredited solar installation.
Based on the above, the following is what you should be able to expect from a solar panel installation in Thomas Plain in terms of annual solar energy output for the location, on average:
Rooftop solar panels installed in Thomas Plain, South Australia should generally face North for the best results. For a good panel angle, the general rule of thumb is it should be around the same as latitude. In Thomas Plain's case, that is 33 degrees - but usually whatever your rooftop angle is will be fine (unless it's under 10 degrees - then tilt frames may be needed).
As well as providing your home with electricity, Thomas Plain solar system installation owners can be paid for surplus energy generated. In SA, feed-in tariffs generally currently range from 5c to 10c per kilowatt-hour exported - so, it's important to compare energy retailers for the best electricity plan in the 5554 area.
Based on a 6.6kW system installation, a self-consumption rate of 40% and the low end of the feed in tariff range rate of 5c, Thomas Plain solar power system owners can expect to save $2,012 per year.
At the time of publishing, there are special requirements involved with installing solar panels in the Barunga West Council area. Circumstances where approval is required include State Heritage listed properties and in the case of Local Heritage listing, if the system can be seen from ground level in a public street. Approval will also be needed where a system will be over 100kg (panels and mounting) and the weight load has not been distributed so it does not exceed 100 kg at any one point of attachment to the roof, the installation overhangs any part of the roof, the panels aren\'t fitted parallel to the roof with the underside surface of the panels being more than 100 mm above the surface of the roof
It's important to check with Barunga West Council regarding any potential changes before proceeding with installation. For further information, prospective solar owners in Thomas Plain should visit this page.
A series of steps must be completed in South Australia involving you, your network distributor and your installer - but your installer will do most of the administrative heavy lifting. Learn more about the grid connection process in South Australia.
In our network we have quality, thoroughly pre-vetted solar power system installers servicing Thomas Plain. If you're ready to get quotes from installation professionals we know and trust:
Households across Australia are increasingly thinking of installing a home battery; either as an addition/upgrade to an existing PV system, or installed concurrently with solar panels. Whether batteries will make sense for your Thomas Plain home will depend on various factors.
We have solar battery installers within our network providing services to Thomas Plain who can advise you on home energy storage as a retrofit upgrade or part of a full solar + battery system installation - and provide a quote.
If you have any questions regarding choosing, buying and installing solar panels in Thomas Plain (or a home battery), feel free to contact us.
Data sources used above for solar power information in Thomas Plain SA 5554 include:
Some additional notes:
Bureau of Meteorology details are based on your nearest weather station, which is Bute , coordinates 33°51'40" S 138°0'41" E, around 10.9 km from the centre of Thomas Plain.
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